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Finding the Fourth Proportional to 8,249.18, 12,382 and 4,553.15

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Solution

The fourth proportional to 8,249.18, 12,382 and 4,553.15 is: 6,834.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,249.18 : 12,382 = 4,553.15 : x
  2. Step 2: Convert to fraction form
    8,249.18/12,382 = 4,553.15/x
  3. Step 3: Cross multiply
    8,249.18x = 12,382 × 4,553.15
  4. Step 4: Simplify right side
    8,249.18x = 56,377,041.39
  5. Step 5: Solve for x
    x = 56,377,041.39/8,249.18
  6. Step 6: Final answer
    x = 6,834.26

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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.