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Finding the Third Proportional to 8,533 and 11,469

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Solution

The third proportional to 8,533 and 11,469 is: 15,415.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,533 : 11,469 = 11,469 : x
  2. Step 2: Convert to fraction form
    8,533/11,469 = 11,469/x
  3. Step 3: Cross multiply
    8,533x = 11,469 × 11,469
  4. Step 4: Simplify right side
    8,533x = 131,537,961
  5. Step 5: Solve for x
    x = 131,537,961/8,533
  6. Step 6: Final answer
    x = 15,415.21

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.