The scale of the design drawings of a bridge is 1:50000, and the bridge length is 2 cm. How many meters is the actual length of the bridge?
一座大桥的设计图纸的比例尺是1：50000，量得桥长是2厘米，这座大桥实际长多少米？
<gadget id="calculator">1 / 50_000</gadget>
<output>1/50_000 = around 0.00002</output>

<gadget id="calculator">2 / (1/50_000)</gadget>
<output>100_000</output>

<gadget id="calculator">100_000 / 100</gadget>
<output>1_000</output>

<result>1_000</result>