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Finding the Fourth Proportional to 321,596.40, 482,463.90 and 108,385.68

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Solution

The fourth proportional to 321,596.40, 482,463.90 and 108,385.68 is: 162,601.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,596.40 : 482,463.90 = 108,385.68 : x
  2. Step 2: Convert to fraction form
    321,596.40/482,463.90 = 108,385.68/x
  3. Step 3: Cross multiply
    321,596.40x = 482,463.90 × 108,385.68
  4. Step 4: Simplify right side
    321,596.40x = 52,292,177,876.95
  5. Step 5: Solve for x
    x = 52,292,177,876.95/321,596.40
  6. Step 6: Final answer
    x = 162,601.88

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