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Finding the Fourth Proportional to 6,882.35, 9,496.89 and 3,898.13

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Solution

The fourth proportional to 6,882.35, 9,496.89 and 3,898.13 is: 5,378.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,882.35 : 9,496.89 = 3,898.13 : x
  2. Step 2: Convert to fraction form
    6,882.35/9,496.89 = 3,898.13/x
  3. Step 3: Cross multiply
    6,882.35x = 9,496.89 × 3,898.13
  4. Step 4: Simplify right side
    6,882.35x = 37,020,064.33
  5. Step 5: Solve for x
    x = 37,020,064.33/6,882.35
  6. Step 6: Final answer
    x = 5,378.99

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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.