The distance between Shanghai and Hangzhou is 170 kilometers. On a map with a scale of 1:5,000,000, how many centimeters is the distance measured?
上海和杭州相距170千米，在比例尺是1：5000000的地图上，量得的距离多少厘米．
<gadget id="calculator">1 / 5_000_000</gadget>
<output>1/5_000_000 = around 0</output>

<gadget id="calculator">170 * 100_000 * (1/5_000_000)</gadget>
<output>17/5 = around 3.4</output>

<result>17/5 = around 3.4</result>