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Finding the Third Proportional to 10,668 and 16,702

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Solution

The third proportional to 10,668 and 16,702 is: 26,148.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,668 : 16,702 = 16,702 : x
  2. Step 2: Convert to fraction form
    10,668/16,702 = 16,702/x
  3. Step 3: Cross multiply
    10,668x = 16,702 × 16,702
  4. Step 4: Simplify right side
    10,668x = 278,956,804
  5. Step 5: Solve for x
    x = 278,956,804/10,668
  6. Step 6: Final answer
    x = 26,148.93

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.