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Finding the Fourth Proportional to 6,408.99, 9,610.40 and 2,248.43

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Solution

The fourth proportional to 6,408.99, 9,610.40 and 2,248.43 is: 3,371.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,408.99 : 9,610.40 = 2,248.43 : x
  2. Step 2: Convert to fraction form
    6,408.99/9,610.40 = 2,248.43/x
  3. Step 3: Cross multiply
    6,408.99x = 9,610.40 × 2,248.43
  4. Step 4: Simplify right side
    6,408.99x = 21,608,252.38
  5. Step 5: Solve for x
    x = 21,608,252.38/6,408.99
  6. Step 6: Final answer
    x = 3,371.55

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1.5x scale

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.