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Finding the Fourth Proportional to 8,772.34, 13,158.51 and 2,446.97

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Solution

The fourth proportional to 8,772.34, 13,158.51 and 2,446.97 is: 3,670.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,772.34 : 13,158.51 = 2,446.97 : x
  2. Step 2: Convert to fraction form
    8,772.34/13,158.51 = 2,446.97/x
  3. Step 3: Cross multiply
    8,772.34x = 13,158.51 × 2,446.97
  4. Step 4: Simplify right side
    8,772.34x = 32,198,479.21
  5. Step 5: Solve for x
    x = 32,198,479.21/8,772.34
  6. Step 6: Final answer
    x = 3,670.46

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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.