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Finding the Fourth Proportional to 6,667.88, 9,201.42 and 3,683.52

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Solution

The fourth proportional to 6,667.88, 9,201.42 and 3,683.52 is: 5,083.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,667.88 : 9,201.42 = 3,683.52 : x
  2. Step 2: Convert to fraction form
    6,667.88/9,201.42 = 3,683.52/x
  3. Step 3: Cross multiply
    6,667.88x = 9,201.42 × 3,683.52
  4. Step 4: Simplify right side
    6,667.88x = 33,893,614.60
  5. Step 5: Solve for x
    x = 33,893,614.60/6,667.88
  6. Step 6: Final answer
    x = 5,083.12

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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.