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Finding the Fourth Proportional to 8,882.64, 13,324.44 and 2,308.86

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Solution

The fourth proportional to 8,882.64, 13,324.44 and 2,308.86 is: 3,463.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,882.64 : 13,324.44 = 2,308.86 : x
  2. Step 2: Convert to fraction form
    8,882.64/13,324.44 = 2,308.86/x
  3. Step 3: Cross multiply
    8,882.64x = 13,324.44 × 2,308.86
  4. Step 4: Simplify right side
    8,882.64x = 30,764,266.54
  5. Step 5: Solve for x
    x = 30,764,266.54/8,882.64
  6. Step 6: Final answer
    x = 3,463.41

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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.