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Finding the Third Proportional to 105,508 and 227,660

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Solution

The third proportional to 105,508 and 227,660 is: 491,233.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,508 : 227,660 = 227,660 : x
  2. Step 2: Convert to fraction form
    105,508/227,660 = 227,660/x
  3. Step 3: Cross multiply
    105,508x = 227,660 × 227,660
  4. Step 4: Simplify right side
    105,508x = 51,829,075,600
  5. Step 5: Solve for x
    x = 51,829,075,600/105,508
  6. Step 6: Final answer
    x = 491,233.61

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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.