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Finding the Third Proportional to 7,916 and 16,714

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Solution

The third proportional to 7,916 and 16,714 is: 35,290.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,916 : 16,714 = 16,714 : x
  2. Step 2: Convert to fraction form
    7,916/16,714 = 16,714/x
  3. Step 3: Cross multiply
    7,916x = 16,714 × 16,714
  4. Step 4: Simplify right side
    7,916x = 279,357,796
  5. Step 5: Solve for x
    x = 279,357,796/7,916
  6. Step 6: Final answer
    x = 35,290.27

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.