The construction team installed a tap water pipeline. It was planned to install 450 meters per day, and it took 12 days to complete the task. The actual task was completed in 10 days. How many meters were actually installed per day?
施工队安装一条自来水管道，计划每天安装450米，12天完成，实际10天就完成了任务，实际每天安装多少米？
<gadget id="calculator">12 / 10</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">450 * (6/5)</gadget>
<output>540</output>

<result>540</result>