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Finding the Fourth Proportional to 8,326.63, 12,493.46 and 7,625.85

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Solution

The fourth proportional to 8,326.63, 12,493.46 and 7,625.85 is: 11,441.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,326.63 : 12,493.46 = 7,625.85 : x
  2. Step 2: Convert to fraction form
    8,326.63/12,493.46 = 7,625.85/x
  3. Step 3: Cross multiply
    8,326.63x = 12,493.46 × 7,625.85
  4. Step 4: Simplify right side
    8,326.63x = 95,273,251.94
  5. Step 5: Solve for x
    x = 95,273,251.94/8,326.63
  6. Step 6: Final answer
    x = 11,441.99

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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.