The teaching building of Wenhua Road School is 50 meters high. The ratio of its actual height to the length of the model is 1000:1. How many centimeters is the height of the model?
文化路学校的教学楼高50米，它的实际高度与模型长度的比是1000：1，模型的高度是多少厘米？
<gadget id="calculator">50 * 100</gadget>
<output>5_000</output>

<gadget id="calculator">1 / 1_000</gadget>
<output>1/1_000 = around 0.001</output>

<gadget id="calculator">5_000 * (1/1_000)</gadget>
<output>5</output>

<result>5</result>