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Finding the Fourth Proportional to 423,679.52, 584,712.24 and 232,729.76

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Solution

The fourth proportional to 423,679.52, 584,712.24 and 232,729.76 is: 321,186.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,679.52 : 584,712.24 = 232,729.76 : x
  2. Step 2: Convert to fraction form
    423,679.52/584,712.24 = 232,729.76/x
  3. Step 3: Cross multiply
    423,679.52x = 584,712.24 × 232,729.76
  4. Step 4: Simplify right side
    423,679.52x = 136,079,939,284.26
  5. Step 5: Solve for x
    x = 136,079,939,284.26/423,679.52
  6. Step 6: Final answer
    x = 321,186.02

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