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Finding the Third Proportional to 11,309 and 16,625

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Solution

The third proportional to 11,309 and 16,625 is: 24,439.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,309 : 16,625 = 16,625 : x
  2. Step 2: Convert to fraction form
    11,309/16,625 = 16,625/x
  3. Step 3: Cross multiply
    11,309x = 16,625 × 16,625
  4. Step 4: Simplify right side
    11,309x = 276,390,625
  5. Step 5: Solve for x
    x = 276,390,625/11,309
  6. Step 6: Final answer
    x = 24,439.88

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.