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Finding the Fourth Proportional to 6,789.33, 9,369.09 and 3,805.50

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Solution

The fourth proportional to 6,789.33, 9,369.09 and 3,805.50 is: 5,251.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,789.33 : 9,369.09 = 3,805.50 : x
  2. Step 2: Convert to fraction form
    6,789.33/9,369.09 = 3,805.50/x
  3. Step 3: Cross multiply
    6,789.33x = 9,369.09 × 3,805.50
  4. Step 4: Simplify right side
    6,789.33x = 35,654,072.00
  5. Step 5: Solve for x
    x = 35,654,072.00/6,789.33
  6. Step 6: Final answer
    x = 5,251.49

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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.