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Finding the Fourth Proportional to 499,524.30, 747,099.45 and 446,598.90

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Solution

The fourth proportional to 499,524.30, 747,099.45 and 446,598.90 is: 667,943.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,524.30 : 747,099.45 = 446,598.90 : x
  2. Step 2: Convert to fraction form
    499,524.30/747,099.45 = 446,598.90/x
  3. Step 3: Cross multiply
    499,524.30x = 747,099.45 × 446,598.90
  4. Step 4: Simplify right side
    499,524.30x = 333,653,792,560.61
  5. Step 5: Solve for x
    x = 333,653,792,560.61/499,524.30
  6. Step 6: Final answer
    x = 667,943.07

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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.