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Finding the Fourth Proportional to 486,040.10, 729,060.15 and 441,716.90

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Solution

The fourth proportional to 486,040.10, 729,060.15 and 441,716.90 is: 662,575.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,040.10 : 729,060.15 = 441,716.90 : x
  2. Step 2: Convert to fraction form
    486,040.10/729,060.15 = 441,716.90/x
  3. Step 3: Cross multiply
    486,040.10x = 729,060.15 × 441,716.90
  4. Step 4: Simplify right side
    486,040.10x = 322,038,189,371.54
  5. Step 5: Solve for x
    x = 322,038,189,371.54/486,040.10
  6. Step 6: Final answer
    x = 662,575.35

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