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Finding the Third Proportional to 6,770 and 9,949

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Solution

The third proportional to 6,770 and 9,949 is: 14,620.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,770 : 9,949 = 9,949 : x
  2. Step 2: Convert to fraction form
    6,770/9,949 = 9,949/x
  3. Step 3: Cross multiply
    6,770x = 9,949 × 9,949
  4. Step 4: Simplify right side
    6,770x = 98,982,601
  5. Step 5: Solve for x
    x = 98,982,601/6,770
  6. Step 6: Final answer
    x = 14,620.77

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.