Home / 883,131.20-1,324,869.60-377,691.20

Finding the Fourth Proportional to 883,131.20, 1,324,869.60 and 377,691.20

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Solution

The fourth proportional to 883,131.20, 1,324,869.60 and 377,691.20 is: 566,610.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,131.20 : 1,324,869.60 = 377,691.20 : x
  2. Step 2: Convert to fraction form
    883,131.20/1,324,869.60 = 377,691.20/x
  3. Step 3: Cross multiply
    883,131.20x = 1,324,869.60 × 377,691.20
  4. Step 4: Simplify right side
    883,131.20x = 500,391,589,067.52
  5. Step 5: Solve for x
    x = 500,391,589,067.52/883,131.20
  6. Step 6: Final answer
    x = 566,610.70

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1.5x scale

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.