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Finding the Fourth Proportional to 8,006.88, 12,002.28 and 2,738.29

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Solution

The fourth proportional to 8,006.88, 12,002.28 and 2,738.29 is: 4,104.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,006.88 : 12,002.28 = 2,738.29 : x
  2. Step 2: Convert to fraction form
    8,006.88/12,002.28 = 2,738.29/x
  3. Step 3: Cross multiply
    8,006.88x = 12,002.28 × 2,738.29
  4. Step 4: Simplify right side
    8,006.88x = 32,865,687.77
  5. Step 5: Solve for x
    x = 32,865,687.77/8,006.88
  6. Step 6: Final answer
    x = 4,104.68

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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.