A reporter went to a certain road construction team to interview and learned that the full length (1/3) had been repaired. A road construction worker said to the reporter: "It will be half completed after another 500 meters." Please do the calculation carefully. How many meters is the road long?
一个记者到某修路队采访，了解到已经修了全长的(1/3)，一个修路工人对记者说："再修500米就完成一半了．"请你仔细算一算，这条路长多少米？
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/2) - (1/3)</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">500 / (1/6)</gadget>
<output>3_000</output>

<result>3_000</result>