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Finding the Third Proportional to 11,674.13 and 16,708.78

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Solution

The third proportional to 11,674.13 and 16,708.78 is: 23,914.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,674.13 : 16,708.78 = 16,708.78 : x
  2. Step 2: Convert to fraction form
    11,674.13/16,708.78 = 16,708.78/x
  3. Step 3: Cross multiply
    11,674.13x = 16,708.78 × 16,708.78
  4. Step 4: Simplify right side
    11,674.13x = 279,183,370.86
  5. Step 5: Solve for x
    x = 279,183,370.86/11,674.13
  6. Step 6: Final answer
    x = 23,914.71

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.