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Finding the Fourth Proportional to 221,414.19, 332,103.02 and 61,493.88

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Solution

The fourth proportional to 221,414.19, 332,103.02 and 61,493.88 is: 92,235.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,414.19 : 332,103.02 = 61,493.88 : x
  2. Step 2: Convert to fraction form
    221,414.19/332,103.02 = 61,493.88/x
  3. Step 3: Cross multiply
    221,414.19x = 332,103.02 × 61,493.88
  4. Step 4: Simplify right side
    221,414.19x = 20,422,304,197.43
  5. Step 5: Solve for x
    x = 20,422,304,197.43/221,414.19
  6. Step 6: Final answer
    x = 92,235.75

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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.