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September 22, 2014

September 22, 2014

Posted by **Jake** on Sunday, October 2, 2011 at 5:07pm.

w=2, x=5, y=4, and z=9

So i think the equation is y=xz/w

But what is the constant of proportionalit supposed to mean?

- Calc -
**Steve**, Monday, October 3, 2011 at 5:29amYou're almost right.

y = kxz/w, where k is the constant of proportionality.

Plugging in your values,

4 = k*5*9/2

8 = 45k

k = 8/45

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