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Finding the Third Proportional to 10,457 and 16,198

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Solution

The third proportional to 10,457 and 16,198 is: 25,090.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,457 : 16,198 = 16,198 : x
  2. Step 2: Convert to fraction form
    10,457/16,198 = 16,198/x
  3. Step 3: Cross multiply
    10,457x = 16,198 × 16,198
  4. Step 4: Simplify right side
    10,457x = 262,375,204
  5. Step 5: Solve for x
    x = 262,375,204/10,457
  6. Step 6: Final answer
    x = 25,090.87

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.