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Finding the Fourth Proportional to 496,363.20, 744,544.80 and 441,250.80

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Solution

The fourth proportional to 496,363.20, 744,544.80 and 441,250.80 is: 661,876.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,363.20 : 744,544.80 = 441,250.80 : x
  2. Step 2: Convert to fraction form
    496,363.20/744,544.80 = 441,250.80/x
  3. Step 3: Cross multiply
    496,363.20x = 744,544.80 × 441,250.80
  4. Step 4: Simplify right side
    496,363.20x = 328,530,988,635.84
  5. Step 5: Solve for x
    x = 328,530,988,635.84/496,363.20
  6. Step 6: Final answer
    x = 661,876.20

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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.