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Finding the Fourth Proportional to 581,747.28, 872,640 and 160,987.92

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Solution

The fourth proportional to 581,747.28, 872,640 and 160,987.92 is: 241,487.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,747.28 : 872,640 = 160,987.92 : x
  2. Step 2: Convert to fraction form
    581,747.28/872,640 = 160,987.92/x
  3. Step 3: Cross multiply
    581,747.28x = 872,640 × 160,987.92
  4. Step 4: Simplify right side
    581,747.28x = 140,484,498,508.80
  5. Step 5: Solve for x
    x = 140,484,498,508.80/581,747.28
  6. Step 6: Final answer
    x = 241,487.16

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