438. How many myriameters will a traveler cover in 17 days, spending 10 hours a day on this, if in 29 days he has already traveled 112 myriameters, spending 7 hours each day on the road?
438. The desired number of miriameters is equal to $\frac{112 \cdot 17 \cdot 10}{29 \cdot 7}$.

![](https://cdn.mathpix.com/cropped/2024_05_21_926f0bb262c8f9569516g-189.jpg?height=417&width=582&top_left_y=451&top_left_x=360)

Damn. 97.