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Finding the Fourth Proportional to 3,179.62, 4,770.22 and 2,244.39

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Solution

The fourth proportional to 3,179.62, 4,770.22 and 2,244.39 is: 3,367.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,179.62 : 4,770.22 = 2,244.39 : x
  2. Step 2: Convert to fraction form
    3,179.62/4,770.22 = 2,244.39/x
  3. Step 3: Cross multiply
    3,179.62x = 4,770.22 × 2,244.39
  4. Step 4: Simplify right side
    3,179.62x = 10,706,234.07
  5. Step 5: Solve for x
    x = 10,706,234.07/3,179.62
  6. Step 6: Final answer
    x = 3,367.14

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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.