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Finding the Third Proportional to 106,743 and 231,018

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Solution

The third proportional to 106,743 and 231,018 is: 499,979.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,743 : 231,018 = 231,018 : x
  2. Step 2: Convert to fraction form
    106,743/231,018 = 231,018/x
  3. Step 3: Cross multiply
    106,743x = 231,018 × 231,018
  4. Step 4: Simplify right side
    106,743x = 53,369,316,324
  5. Step 5: Solve for x
    x = 53,369,316,324/106,743
  6. Step 6: Final answer
    x = 499,979.54

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.