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Finding the Third Proportional to 8,270 and 15,334

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Solution

The third proportional to 8,270 and 15,334 is: 28,431.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,270 : 15,334 = 15,334 : x
  2. Step 2: Convert to fraction form
    8,270/15,334 = 15,334/x
  3. Step 3: Cross multiply
    8,270x = 15,334 × 15,334
  4. Step 4: Simplify right side
    8,270x = 235,131,556
  5. Step 5: Solve for x
    x = 235,131,556/8,270
  6. Step 6: Final answer
    x = 28,431.87

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Why These Related Problems?

These problems maintain the same ratio (1.85) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.