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Finding the Third Proportional to 45,531 and 106,344

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Solution

The third proportional to 45,531 and 106,344 is: 248,381.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,531 : 106,344 = 106,344 : x
  2. Step 2: Convert to fraction form
    45,531/106,344 = 106,344/x
  3. Step 3: Cross multiply
    45,531x = 106,344 × 106,344
  4. Step 4: Simplify right side
    45,531x = 11,309,046,336
  5. Step 5: Solve for x
    x = 11,309,046,336/45,531
  6. Step 6: Final answer
    x = 248,381.24

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.