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Finding the Third Proportional to 75,736 and 159,306

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Solution

The third proportional to 75,736 and 159,306 is: 335,090.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,736 : 159,306 = 159,306 : x
  2. Step 2: Convert to fraction form
    75,736/159,306 = 159,306/x
  3. Step 3: Cross multiply
    75,736x = 159,306 × 159,306
  4. Step 4: Simplify right side
    75,736x = 25,378,401,636
  5. Step 5: Solve for x
    x = 25,378,401,636/75,736
  6. Step 6: Final answer
    x = 335,090.34

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.