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Finding the Fourth Proportional to 8,008.32, 12,002.24 and 3,624.64

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Solution

The fourth proportional to 8,008.32, 12,002.24 and 3,624.64 is: 5,432.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,008.32 : 12,002.24 = 3,624.64 : x
  2. Step 2: Convert to fraction form
    8,008.32/12,002.24 = 3,624.64/x
  3. Step 3: Cross multiply
    8,008.32x = 12,002.24 × 3,624.64
  4. Step 4: Simplify right side
    8,008.32x = 43,503,799.19
  5. Step 5: Solve for x
    x = 43,503,799.19/8,008.32
  6. Step 6: Final answer
    x = 5,432.33

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.