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Finding the Fourth Proportional to 5,867.56, 8,800.38 and 2,171.54

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Solution

The fourth proportional to 5,867.56, 8,800.38 and 2,171.54 is: 3,256.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,867.56 : 8,800.38 = 2,171.54 : x
  2. Step 2: Convert to fraction form
    5,867.56/8,800.38 = 2,171.54/x
  3. Step 3: Cross multiply
    5,867.56x = 8,800.38 × 2,171.54
  4. Step 4: Simplify right side
    5,867.56x = 19,110,377.19
  5. Step 5: Solve for x
    x = 19,110,377.19/5,867.56
  6. Step 6: Final answer
    x = 3,256.95

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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.