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Finding the Fourth Proportional to 8,248.71, 12,372.90 and 2,008.76

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Solution

The fourth proportional to 8,248.71, 12,372.90 and 2,008.76 is: 3,013.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,248.71 : 12,372.90 = 2,008.76 : x
  2. Step 2: Convert to fraction form
    8,248.71/12,372.90 = 2,008.76/x
  3. Step 3: Cross multiply
    8,248.71x = 12,372.90 × 2,008.76
  4. Step 4: Simplify right side
    8,248.71x = 24,854,124.74
  5. Step 5: Solve for x
    x = 24,854,124.74/8,248.71
  6. Step 6: Final answer
    x = 3,013.09

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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.