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Finding the Fourth Proportional to 6,379.27, 8,803.49 and 3,508.11

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Solution

The fourth proportional to 6,379.27, 8,803.49 and 3,508.11 is: 4,841.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,379.27 : 8,803.49 = 3,508.11 : x
  2. Step 2: Convert to fraction form
    6,379.27/8,803.49 = 3,508.11/x
  3. Step 3: Cross multiply
    6,379.27x = 8,803.49 × 3,508.11
  4. Step 4: Simplify right side
    6,379.27x = 30,883,593.76
  5. Step 5: Solve for x
    x = 30,883,593.76/6,379.27
  6. Step 6: Final answer
    x = 4,841.25

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.