math
posted by Court .
Troy is building a pool that is proportional to the Olympicsized pool. The width of his pool will be 625 centimeters.
find the scale factor troy will use to build his pool use the scale factor to show the length of troys pool if the length of the Olympica pool is 50 meters and its width id 25 meters
can anyone explain this to me

Convert to like units.
625 cm = 6.25 m
The scale ratio = 6.25/25.