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Finding the Third Proportional to 106,436 and 158,731

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Solution

The third proportional to 106,436 and 158,731 is: 236,720.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,436 : 158,731 = 158,731 : x
  2. Step 2: Convert to fraction form
    106,436/158,731 = 158,731/x
  3. Step 3: Cross multiply
    106,436x = 158,731 × 158,731
  4. Step 4: Simplify right side
    106,436x = 25,195,530,361
  5. Step 5: Solve for x
    x = 25,195,530,361/106,436
  6. Step 6: Final answer
    x = 236,720.00

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.