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Finding the Third Proportional to 54,450 and 83,292

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Solution

The third proportional to 54,450 and 83,292 is: 127,411.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,450 : 83,292 = 83,292 : x
  2. Step 2: Convert to fraction form
    54,450/83,292 = 83,292/x
  3. Step 3: Cross multiply
    54,450x = 83,292 × 83,292
  4. Step 4: Simplify right side
    54,450x = 6,937,557,264
  5. Step 5: Solve for x
    x = 6,937,557,264/54,450
  6. Step 6: Final answer
    x = 127,411.52

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.