Home / 416,140.13-574,273.38-225,153.52

Finding the Fourth Proportional to 416,140.13, 574,273.38 and 225,153.52

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Solution

The fourth proportional to 416,140.13, 574,273.38 and 225,153.52 is: 310,711.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,140.13 : 574,273.38 = 225,153.52 : x
  2. Step 2: Convert to fraction form
    416,140.13/574,273.38 = 225,153.52/x
  3. Step 3: Cross multiply
    416,140.13x = 574,273.38 × 225,153.52
  4. Step 4: Simplify right side
    416,140.13x = 129,299,672,949.30
  5. Step 5: Solve for x
    x = 129,299,672,949.30/416,140.13
  6. Step 6: Final answer
    x = 310,711.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.