401:19:: 730:?
You asked:
Solve \(401 : 19=730 : ?\) for the variable \(?\).
MathBot Answer:
$$\begin{aligned}? &= \frac{13870}{401}\end{aligned}$$
Express both ratios as fractions. \[\frac{401}{19} = \frac{730}{?}\]
Cross-multiply and solve for the unknown. $$\begin{aligned}\frac{401}{19} &= \frac{730}{?} \\ 401 ? &= 13870 \\ ? &&= \frac{13870}{401} \end{aligned}$$