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Finding the Third Proportional to 13,062 and 28,311

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Solution

The third proportional to 13,062 and 28,311 is: 61,362.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,062 : 28,311 = 28,311 : x
  2. Step 2: Convert to fraction form
    13,062/28,311 = 28,311/x
  3. Step 3: Cross multiply
    13,062x = 28,311 × 28,311
  4. Step 4: Simplify right side
    13,062x = 801,512,721
  5. Step 5: Solve for x
    x = 801,512,721/13,062
  6. Step 6: Final answer
    x = 61,362.17

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.