Home / 725,206.60-1,086,773.10-534,176.20

Finding the Fourth Proportional to 725,206.60, 1,086,773.10 and 534,176.20

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Solution

The fourth proportional to 725,206.60, 1,086,773.10 and 534,176.20 is: 800,500.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,206.60 : 1,086,773.10 = 534,176.20 : x
  2. Step 2: Convert to fraction form
    725,206.60/1,086,773.10 = 534,176.20/x
  3. Step 3: Cross multiply
    725,206.60x = 1,086,773.10 × 534,176.20
  4. Step 4: Simplify right side
    725,206.60x = 580,528,324,820.22
  5. Step 5: Solve for x
    x = 580,528,324,820.22/725,206.60
  6. Step 6: Final answer
    x = 800,500.61

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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.