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Finding the Fourth Proportional to 621,735.06, 932,602.59 and 411,323.88

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Solution

The fourth proportional to 621,735.06, 932,602.59 and 411,323.88 is: 616,985.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,735.06 : 932,602.59 = 411,323.88 : x
  2. Step 2: Convert to fraction form
    621,735.06/932,602.59 = 411,323.88/x
  3. Step 3: Cross multiply
    621,735.06x = 932,602.59 × 411,323.88
  4. Step 4: Simplify right side
    621,735.06x = 383,601,715,816.85
  5. Step 5: Solve for x
    x = 383,601,715,816.85/621,735.06
  6. Step 6: Final answer
    x = 616,985.82

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