Multiply 543.542 and 4 together.

Round to the nearest hundredth when necessary.

The product of 543.542 and 4 is 2,174.168.

To multiply 543.542 and 4 together:

Step 1: Multiply the decimal number 543.542 by the whole number 4:
543.542 x 4 = 2174.168

Step 2: Round the product to the nearest hundredth:
The hundredth place is the second decimal place from the left.

In this case, the digit in the third decimal place (8) is greater than or equal to 5, so we round the second decimal place (6) up to 7.

Therefore, the rounded product is 2174.17.

So, 543.542 x 4 = 2174.17 (rounded to the nearest hundredth).

To multiply 543.542 and 4 together, you can follow these steps:

Step 1: Place the decimal point in the product. Count the total number of decimal places in both numbers (the multiplicand and the multiplier). In this case, there are three decimal places in 543.542 and no decimal places in 4. Adding these together gives us three decimal places in the final product.

Step 2: Ignore the decimal points for now and multiply the two numbers as if they were whole numbers.

543.542 * 4 = 2,174.168

Step 3: Place the decimal point in the product. Starting from the rightmost digit, count three places and place the decimal point there.

2,174.168 rounds to 2,174.17 when rounded to the nearest hundredth.

Therefore, when you multiply 543.542 and 4 together and round to the nearest hundredth, the result is 2,174.17.