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Finding the Fourth Proportional to 5,867.38, 8,800.97 and 1,425.08

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Solution

The fourth proportional to 5,867.38, 8,800.97 and 1,425.08 is: 2,137.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,867.38 : 8,800.97 = 1,425.08 : x
  2. Step 2: Convert to fraction form
    5,867.38/8,800.97 = 1,425.08/x
  3. Step 3: Cross multiply
    5,867.38x = 8,800.97 × 1,425.08
  4. Step 4: Simplify right side
    5,867.38x = 12,542,042.32
  5. Step 5: Solve for x
    x = 12,542,042.32/5,867.38
  6. Step 6: Final answer
    x = 2,137.59

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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.