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Finding the Fourth Proportional to 5,367, 8,044.72 and 2,246.20

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Solution

The fourth proportional to 5,367, 8,044.72 and 2,246.20 is: 3,366.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,367 : 8,044.72 = 2,246.20 : x
  2. Step 2: Convert to fraction form
    5,367/8,044.72 = 2,246.20/x
  3. Step 3: Cross multiply
    5,367x = 8,044.72 × 2,246.20
  4. Step 4: Simplify right side
    5,367x = 18,070,050.06
  5. Step 5: Solve for x
    x = 18,070,050.06/5,367
  6. Step 6: Final answer
    x = 3,366.88

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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.