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Finding the Fourth Proportional to 6,422.52, 8,867.22 and 5,749.14

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Solution

The fourth proportional to 6,422.52, 8,867.22 and 5,749.14 is: 7,937.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422.52 : 8,867.22 = 5,749.14 : x
  2. Step 2: Convert to fraction form
    6,422.52/8,867.22 = 5,749.14/x
  3. Step 3: Cross multiply
    6,422.52x = 8,867.22 × 5,749.14
  4. Step 4: Simplify right side
    6,422.52x = 50,978,889.19
  5. Step 5: Solve for x
    x = 50,978,889.19/6,422.52
  6. Step 6: Final answer
    x = 7,937.52

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.