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Finding the Third Proportional to 76,797 and 159,726

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Solution

The third proportional to 76,797 and 159,726 is: 332,205.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,797 : 159,726 = 159,726 : x
  2. Step 2: Convert to fraction form
    76,797/159,726 = 159,726/x
  3. Step 3: Cross multiply
    76,797x = 159,726 × 159,726
  4. Step 4: Simplify right side
    76,797x = 25,512,395,076
  5. Step 5: Solve for x
    x = 25,512,395,076/76,797
  6. Step 6: Final answer
    x = 332,205.62

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.