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Finding the Third Proportional to 12,253 and 17,255.25

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Solution

The third proportional to 12,253 and 17,255.25 is: 24,299.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,253 : 17,255.25 = 17,255.25 : x
  2. Step 2: Convert to fraction form
    12,253/17,255.25 = 17,255.25/x
  3. Step 3: Cross multiply
    12,253x = 17,255.25 × 17,255.25
  4. Step 4: Simplify right side
    12,253x = 297,743,652.56
  5. Step 5: Solve for x
    x = 297,743,652.56/12,253
  6. Step 6: Final answer
    x = 24,299.65

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.