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Finding the Fourth Proportional to 477,956.40, 717,323.40 and 462,404.40

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Solution

The fourth proportional to 477,956.40, 717,323.40 and 462,404.40 is: 693,982.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,956.40 : 717,323.40 = 462,404.40 : x
  2. Step 2: Convert to fraction form
    477,956.40/717,323.40 = 462,404.40/x
  3. Step 3: Cross multiply
    477,956.40x = 717,323.40 × 462,404.40
  4. Step 4: Simplify right side
    477,956.40x = 331,693,496,382.96
  5. Step 5: Solve for x
    x = 331,693,496,382.96/477,956.40
  6. Step 6: Final answer
    x = 693,982.75

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