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Finding the Fourth Proportional to 6,613.62, 9,125.37 and 3,817.50

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Solution

The fourth proportional to 6,613.62, 9,125.37 and 3,817.50 is: 5,267.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,613.62 : 9,125.37 = 3,817.50 : x
  2. Step 2: Convert to fraction form
    6,613.62/9,125.37 = 3,817.50/x
  3. Step 3: Cross multiply
    6,613.62x = 9,125.37 × 3,817.50
  4. Step 4: Simplify right side
    6,613.62x = 34,836,099.98
  5. Step 5: Solve for x
    x = 34,836,099.98/6,613.62
  6. Step 6: Final answer
    x = 5,267.33

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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.