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Finding the Third Proportional to 54,571 and 113,399

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Solution

The third proportional to 54,571 and 113,399 is: 235,644.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,571 : 113,399 = 113,399 : x
  2. Step 2: Convert to fraction form
    54,571/113,399 = 113,399/x
  3. Step 3: Cross multiply
    54,571x = 113,399 × 113,399
  4. Step 4: Simplify right side
    54,571x = 12,859,333,201
  5. Step 5: Solve for x
    x = 12,859,333,201/54,571
  6. Step 6: Final answer
    x = 235,644.08

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.