The actual distance from Shanghai to Hangzhou is 170km. On a map with a scale of 1:5,000,000, what is the length in centimeters between the two places?
上海到杭州的实际距离170km，在一幅比例尺是1：5000000的地图上两地之间的长度是多少厘米？
<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>