Home / 382,627.32-527,805.90-239,138.26

Finding the Fourth Proportional to 382,627.32, 527,805.90 and 239,138.26

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Solution

The fourth proportional to 382,627.32, 527,805.90 and 239,138.26 is: 329,873.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,627.32 : 527,805.90 = 239,138.26 : x
  2. Step 2: Convert to fraction form
    382,627.32/527,805.90 = 239,138.26/x
  3. Step 3: Cross multiply
    382,627.32x = 527,805.90 × 239,138.26
  4. Step 4: Simplify right side
    382,627.32x = 126,218,584,543.73
  5. Step 5: Solve for x
    x = 126,218,584,543.73/382,627.32
  6. Step 6: Final answer
    x = 329,873.42

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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.