On a map with a scale of (1/3000000), the distance between A and B is 8.2 cm. What is the actual distance in kilometers?
在一幅比例尺是(1/3000000)的地图上，量得甲、乙两地的距离是8.2厘米，它的实际距离是多少千米．
<gadget id="calculator">1 / 3_000_000</gadget>
<output>1/3_000_000 = around 0</output>

<gadget id="calculator">8.2 / (1/3_000_000) / 100_000</gadget>
<output>246</output>

<result>246</result>