Home / 338,132.28-466,622.52-187,229.28

Finding the Fourth Proportional to 338,132.28, 466,622.52 and 187,229.28

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Solution

The fourth proportional to 338,132.28, 466,622.52 and 187,229.28 is: 258,376.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,132.28 : 466,622.52 = 187,229.28 : x
  2. Step 2: Convert to fraction form
    338,132.28/466,622.52 = 187,229.28/x
  3. Step 3: Cross multiply
    338,132.28x = 466,622.52 × 187,229.28
  4. Step 4: Simplify right side
    338,132.28x = 87,365,398,451.39
  5. Step 5: Solve for x
    x = 87,365,398,451.39/338,132.28
  6. Step 6: Final answer
    x = 258,376.39

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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.