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Finding the Fourth Proportional to 8,922.17, 13,382.12 and 2,348.87

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Solution

The fourth proportional to 8,922.17, 13,382.12 and 2,348.87 is: 3,523.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,922.17 : 13,382.12 = 2,348.87 : x
  2. Step 2: Convert to fraction form
    8,922.17/13,382.12 = 2,348.87/x
  3. Step 3: Cross multiply
    8,922.17x = 13,382.12 × 2,348.87
  4. Step 4: Simplify right side
    8,922.17x = 31,432,799.17
  5. Step 5: Solve for x
    x = 31,432,799.17/8,922.17
  6. Step 6: Final answer
    x = 3,523.00

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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.