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Finding the Third Proportional to 54,328 and 115,261

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Solution

The third proportional to 54,328 and 115,261 is: 244,535.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,328 : 115,261 = 115,261 : x
  2. Step 2: Convert to fraction form
    54,328/115,261 = 115,261/x
  3. Step 3: Cross multiply
    54,328x = 115,261 × 115,261
  4. Step 4: Simplify right side
    54,328x = 13,285,098,121
  5. Step 5: Solve for x
    x = 13,285,098,121/54,328
  6. Step 6: Final answer
    x = 244,535.01

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.