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Finding the Third Proportional to 234,344 and 511,456

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Solution

The third proportional to 234,344 and 511,456 is: 1,116,253.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,344 : 511,456 = 511,456 : x
  2. Step 2: Convert to fraction form
    234,344/511,456 = 511,456/x
  3. Step 3: Cross multiply
    234,344x = 511,456 × 511,456
  4. Step 4: Simplify right side
    234,344x = 261,587,239,936
  5. Step 5: Solve for x
    x = 261,587,239,936/234,344
  6. Step 6: Final answer
    x = 1,116,253.20

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.