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Finding the Fourth Proportional to 3,737.70, 5,598.45 and 2,279.70

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Solution

The fourth proportional to 3,737.70, 5,598.45 and 2,279.70 is: 3,414.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,737.70 : 5,598.45 = 2,279.70 : x
  2. Step 2: Convert to fraction form
    3,737.70/5,598.45 = 2,279.70/x
  3. Step 3: Cross multiply
    3,737.70x = 5,598.45 × 2,279.70
  4. Step 4: Simplify right side
    3,737.70x = 12,762,786.47
  5. Step 5: Solve for x
    x = 12,762,786.47/3,737.70
  6. Step 6: Final answer
    x = 3,414.61

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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.