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Finding the Fourth Proportional to 588,366.20, 881,642.10 and 437,900.60

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Solution

The fourth proportional to 588,366.20, 881,642.10 and 437,900.60 is: 656,175.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,366.20 : 881,642.10 = 437,900.60 : x
  2. Step 2: Convert to fraction form
    588,366.20/881,642.10 = 437,900.60/x
  3. Step 3: Cross multiply
    588,366.20x = 881,642.10 × 437,900.60
  4. Step 4: Simplify right side
    588,366.20x = 386,071,604,575.26
  5. Step 5: Solve for x
    x = 386,071,604,575.26/588,366.20
  6. Step 6: Final answer
    x = 656,175.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.