Question

Sally wants to find out what number is 128% of 470. If w represents this unknown number, which proportion can Sally use to find w?

Answer 1

(w/470) = (128/100)
Cross multiply to solve
w = 601.6

Answer 2

w is 601.6

The proportion is 6016/10

Explanation:

To find out wgat number number is 128% of 470, this can also be expressed as;

128/100×470

= 128/10×47 OR 6016/10

= 12.8×47

= 601.6

If w represents the unknown number, therefore w is 601.6

w = 128%of 470 = 601.6