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Finding the Fourth Proportional to 472,263.90, 708,395.85 and 156,731.10

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Solution

The fourth proportional to 472,263.90, 708,395.85 and 156,731.10 is: 235,096.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,263.90 : 708,395.85 = 156,731.10 : x
  2. Step 2: Convert to fraction form
    472,263.90/708,395.85 = 156,731.10/x
  3. Step 3: Cross multiply
    472,263.90x = 708,395.85 × 156,731.10
  4. Step 4: Simplify right side
    472,263.90x = 111,027,660,805.94
  5. Step 5: Solve for x
    x = 111,027,660,805.94/472,263.90
  6. Step 6: Final answer
    x = 235,096.65

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