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Finding the Fourth Proportional to 3,882.67, 5,351.84 and 2,623.33

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Solution

The fourth proportional to 3,882.67, 5,351.84 and 2,623.33 is: 3,615.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,882.67 : 5,351.84 = 2,623.33 : x
  2. Step 2: Convert to fraction form
    3,882.67/5,351.84 = 2,623.33/x
  3. Step 3: Cross multiply
    3,882.67x = 5,351.84 × 2,623.33
  4. Step 4: Simplify right side
    3,882.67x = 14,039,602.55
  5. Step 5: Solve for x
    x = 14,039,602.55/3,882.67
  6. Step 6: Final answer
    x = 3,615.97

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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.