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Finding the Third Proportional to 252,866 and 543,228

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Solution

The third proportional to 252,866 and 543,228 is: 1,167,008.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,866 : 543,228 = 543,228 : x
  2. Step 2: Convert to fraction form
    252,866/543,228 = 543,228/x
  3. Step 3: Cross multiply
    252,866x = 543,228 × 543,228
  4. Step 4: Simplify right side
    252,866x = 295,096,659,984
  5. Step 5: Solve for x
    x = 295,096,659,984/252,866
  6. Step 6: Final answer
    x = 1,167,008.06

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.