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Finding the Fourth Proportional to 499,849.60, 749,774.40 and 444,737.20

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Solution

The fourth proportional to 499,849.60, 749,774.40 and 444,737.20 is: 667,105.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,849.60 : 749,774.40 = 444,737.20 : x
  2. Step 2: Convert to fraction form
    499,849.60/749,774.40 = 444,737.20/x
  3. Step 3: Cross multiply
    499,849.60x = 749,774.40 × 444,737.20
  4. Step 4: Simplify right side
    499,849.60x = 333,452,567,287.68
  5. Step 5: Solve for x
    x = 333,452,567,287.68/499,849.60
  6. Step 6: Final answer
    x = 667,105.80

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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.