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Finding the Third Proportional to 73,108 and 159,436

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Solution

The third proportional to 73,108 and 159,436 is: 347,702.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,108 : 159,436 = 159,436 : x
  2. Step 2: Convert to fraction form
    73,108/159,436 = 159,436/x
  3. Step 3: Cross multiply
    73,108x = 159,436 × 159,436
  4. Step 4: Simplify right side
    73,108x = 25,419,838,096
  5. Step 5: Solve for x
    x = 25,419,838,096/73,108
  6. Step 6: Final answer
    x = 347,702.55

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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.