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Finding the Third Proportional to 8,767 and 11,813

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Solution

The third proportional to 8,767 and 11,813 is: 15,917.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,767 : 11,813 = 11,813 : x
  2. Step 2: Convert to fraction form
    8,767/11,813 = 11,813/x
  3. Step 3: Cross multiply
    8,767x = 11,813 × 11,813
  4. Step 4: Simplify right side
    8,767x = 139,546,969
  5. Step 5: Solve for x
    x = 139,546,969/8,767
  6. Step 6: Final answer
    x = 15,917.30

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.