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Finding the Fourth Proportional to 8,872.44, 13,308.84 and 5,956.44

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Solution

The fourth proportional to 8,872.44, 13,308.84 and 5,956.44 is: 8,934.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,872.44 : 13,308.84 = 5,956.44 : x
  2. Step 2: Convert to fraction form
    8,872.44/13,308.84 = 5,956.44/x
  3. Step 3: Cross multiply
    8,872.44x = 13,308.84 × 5,956.44
  4. Step 4: Simplify right side
    8,872.44x = 79,273,306.93
  5. Step 5: Solve for x
    x = 79,273,306.93/8,872.44
  6. Step 6: Final answer
    x = 8,934.78

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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.