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Finding the Third Proportional to 9,486 and 16,668

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Solution

The third proportional to 9,486 and 16,668 is: 29,287.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486 : 16,668 = 16,668 : x
  2. Step 2: Convert to fraction form
    9,486/16,668 = 16,668/x
  3. Step 3: Cross multiply
    9,486x = 16,668 × 16,668
  4. Step 4: Simplify right side
    9,486x = 277,822,224
  5. Step 5: Solve for x
    x = 277,822,224/9,486
  6. Step 6: Final answer
    x = 29,287.61

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Why These Related Problems?

These problems maintain the same ratio (1.76) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.