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Finding the Fourth Proportional to 2,615.69, 3,609.60 and 1,481.36

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Solution

The fourth proportional to 2,615.69, 3,609.60 and 1,481.36 is: 2,044.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,615.69 : 3,609.60 = 1,481.36 : x
  2. Step 2: Convert to fraction form
    2,615.69/3,609.60 = 1,481.36/x
  3. Step 3: Cross multiply
    2,615.69x = 3,609.60 × 1,481.36
  4. Step 4: Simplify right side
    2,615.69x = 5,347,099.01
  5. Step 5: Solve for x
    x = 5,347,099.01/2,615.69
  6. Step 6: Final answer
    x = 2,044.24

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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.