The greening team completed the greening task of a road in three weeks. 20% of the road was greened in the first week, 400 meters in the second week, and the length ratio of the second week to the third week was 5:6. How many meters is this road?
绿化队用三周完成了一条路的绿化任务．第一周绿化了这条路的20%，第二周绿化了400米，第二周与第三周绿化的长度比是5：6．这条路长多少米？
<gadget id="calculator">6 / 5</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">400 * (6/5)</gadget>
<output>480</output>

<gadget id="calculator">480 + 400</gadget>
<output>880</output>

<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">880 / (4/5)</gadget>
<output>1_100</output>

<result>1_100</result>