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Finding the Fourth Proportional to 323,898.20, 485,847.30 and 102,282.20

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Solution

The fourth proportional to 323,898.20, 485,847.30 and 102,282.20 is: 153,423.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,898.20 : 485,847.30 = 102,282.20 : x
  2. Step 2: Convert to fraction form
    323,898.20/485,847.30 = 102,282.20/x
  3. Step 3: Cross multiply
    323,898.20x = 485,847.30 × 102,282.20
  4. Step 4: Simplify right side
    323,898.20x = 49,693,530,708.06
  5. Step 5: Solve for x
    x = 49,693,530,708.06/323,898.20
  6. Step 6: Final answer
    x = 153,423.30

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