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Finding the Fourth Proportional to 331,236.02, 496,862.20 and 120,873.90

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Solution

The fourth proportional to 331,236.02, 496,862.20 and 120,873.90 is: 181,313.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,236.02 : 496,862.20 = 120,873.90 : x
  2. Step 2: Convert to fraction form
    331,236.02/496,862.20 = 120,873.90/x
  3. Step 3: Cross multiply
    331,236.02x = 496,862.20 × 120,873.90
  4. Step 4: Simplify right side
    331,236.02x = 60,057,671,876.58
  5. Step 5: Solve for x
    x = 60,057,671,876.58/331,236.02
  6. Step 6: Final answer
    x = 181,313.83

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