In a division formula with a remainder, the sum of the dividend, divisor, quotient, and remainder is 391. It is known that the quotient is 11 and the remainder is 4. What is the dividend?
在一道有余数的除法算式中，被除数，除数，商，余数的总和为391，已知商是11，余数是4，被除数是多少？
<gadget id="calculator">391 - 4 - 11 - 4</gadget>
<output>372</output>

<gadget id="calculator">11 + 1</gadget>
<output>12</output>

<gadget id="calculator">372 / 12</gadget>
<output>31</output>

<gadget id="calculator">11 * 31</gadget>
<output>341</output>

<gadget id="calculator">341 + 4</gadget>
<output>345</output>

<result>345</result>