Home / 418,600.20-628,046.10-182,112.60

Finding the Fourth Proportional to 418,600.20, 628,046.10 and 182,112.60

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Solution

The fourth proportional to 418,600.20, 628,046.10 and 182,112.60 is: 273,232.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,600.20 : 628,046.10 = 182,112.60 : x
  2. Step 2: Convert to fraction form
    418,600.20/628,046.10 = 182,112.60/x
  3. Step 3: Cross multiply
    418,600.20x = 628,046.10 × 182,112.60
  4. Step 4: Simplify right side
    418,600.20x = 114,375,108,190.86
  5. Step 5: Solve for x
    x = 114,375,108,190.86/418,600.20
  6. Step 6: Final answer
    x = 273,232.33

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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.