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Finding the Fourth Proportional to 439,414.64, 659,121.95 and 416,976.02

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Solution

The fourth proportional to 439,414.64, 659,121.95 and 416,976.02 is: 625,464.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,414.64 : 659,121.95 = 416,976.02 : x
  2. Step 2: Convert to fraction form
    439,414.64/659,121.95 = 416,976.02/x
  3. Step 3: Cross multiply
    439,414.64x = 659,121.95 × 416,976.02
  4. Step 4: Simplify right side
    439,414.64x = 274,838,047,624.18
  5. Step 5: Solve for x
    x = 274,838,047,624.18/439,414.64
  6. Step 6: Final answer
    x = 625,464.02

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