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Finding the Third Proportional to 9,290 and 16,546

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Solution

The third proportional to 9,290 and 16,546 is: 29,469.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,290 : 16,546 = 16,546 : x
  2. Step 2: Convert to fraction form
    9,290/16,546 = 16,546/x
  3. Step 3: Cross multiply
    9,290x = 16,546 × 16,546
  4. Step 4: Simplify right side
    9,290x = 273,770,116
  5. Step 5: Solve for x
    x = 273,770,116/9,290
  6. Step 6: Final answer
    x = 29,469.33

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Why These Related Problems?

These problems maintain the same ratio (1.78) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.