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Finding the Fourth Proportional to 574,691.50, 792,301.26 and 402,377.68

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Solution

The fourth proportional to 574,691.50, 792,301.26 and 402,377.68 is: 554,739.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,691.50 : 792,301.26 = 402,377.68 : x
  2. Step 2: Convert to fraction form
    574,691.50/792,301.26 = 402,377.68/x
  3. Step 3: Cross multiply
    574,691.50x = 792,301.26 × 402,377.68
  4. Step 4: Simplify right side
    574,691.50x = 318,804,342,859.88
  5. Step 5: Solve for x
    x = 318,804,342,859.88/574,691.50
  6. Step 6: Final answer
    x = 554,739.97

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