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Finding the Fourth Proportional to 2,459.44, 3,689.09 and 610.52

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Solution

The fourth proportional to 2,459.44, 3,689.09 and 610.52 is: 915.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,459.44 : 3,689.09 = 610.52 : x
  2. Step 2: Convert to fraction form
    2,459.44/3,689.09 = 610.52/x
  3. Step 3: Cross multiply
    2,459.44x = 3,689.09 × 610.52
  4. Step 4: Simplify right side
    2,459.44x = 2,252,241.73
  5. Step 5: Solve for x
    x = 2,252,241.73/2,459.44
  6. Step 6: Final answer
    x = 915.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.