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Finding the Fourth Proportional to 8,799.17, 13,195.96 and 2,874.71

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Solution

The fourth proportional to 8,799.17, 13,195.96 and 2,874.71 is: 4,311.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,799.17 : 13,195.96 = 2,874.71 : x
  2. Step 2: Convert to fraction form
    8,799.17/13,195.96 = 2,874.71/x
  3. Step 3: Cross multiply
    8,799.17x = 13,195.96 × 2,874.71
  4. Step 4: Simplify right side
    8,799.17x = 37,934,532.37
  5. Step 5: Solve for x
    x = 37,934,532.37/8,799.17
  6. Step 6: Final answer
    x = 4,311.15

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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.