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Finding the Fourth Proportional to 629,799.60, 944,699.40 and 574,687.20

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Solution

The fourth proportional to 629,799.60, 944,699.40 and 574,687.20 is: 862,030.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,799.60 : 944,699.40 = 574,687.20 : x
  2. Step 2: Convert to fraction form
    629,799.60/944,699.40 = 574,687.20/x
  3. Step 3: Cross multiply
    629,799.60x = 944,699.40 × 574,687.20
  4. Step 4: Simplify right side
    629,799.60x = 542,906,653,027.68
  5. Step 5: Solve for x
    x = 542,906,653,027.68/629,799.60
  6. Step 6: Final answer
    x = 862,030.80

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