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Finding the Third Proportional to 15,606 and 35,631

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Solution

The third proportional to 15,606 and 35,631 is: 81,351.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,606 : 35,631 = 35,631 : x
  2. Step 2: Convert to fraction form
    15,606/35,631 = 35,631/x
  3. Step 3: Cross multiply
    15,606x = 35,631 × 35,631
  4. Step 4: Simplify right side
    15,606x = 1,269,568,161
  5. Step 5: Solve for x
    x = 1,269,568,161/15,606
  6. Step 6: Final answer
    x = 81,351.29

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Why These Related Problems?

These problems maintain the same ratio (2.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.