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Finding the Third Proportional to 12,242 and 17,347

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Solution

The third proportional to 12,242 and 17,347 is: 24,580.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,242 : 17,347 = 17,347 : x
  2. Step 2: Convert to fraction form
    12,242/17,347 = 17,347/x
  3. Step 3: Cross multiply
    12,242x = 17,347 × 17,347
  4. Step 4: Simplify right side
    12,242x = 300,918,409
  5. Step 5: Solve for x
    x = 300,918,409/12,242
  6. Step 6: Final answer
    x = 24,580.82

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.