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Finding the Fourth Proportional to 616,279.92, 850,471.92 and 361,635.36

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Solution

The fourth proportional to 616,279.92, 850,471.92 and 361,635.36 is: 499,060.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,279.92 : 850,471.92 = 361,635.36 : x
  2. Step 2: Convert to fraction form
    616,279.92/850,471.92 = 361,635.36/x
  3. Step 3: Cross multiply
    616,279.92x = 850,471.92 × 361,635.36
  4. Step 4: Simplify right side
    616,279.92x = 307,560,718,959.09
  5. Step 5: Solve for x
    x = 307,560,718,959.09/616,279.92
  6. Step 6: Final answer
    x = 499,060.10

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