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Finding the Third Proportional to 79,035.75 and 165,300.75

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Solution

The third proportional to 79,035.75 and 165,300.75 is: 345,721.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,035.75 : 165,300.75 = 165,300.75 : x
  2. Step 2: Convert to fraction form
    79,035.75/165,300.75 = 165,300.75/x
  3. Step 3: Cross multiply
    79,035.75x = 165,300.75 × 165,300.75
  4. Step 4: Simplify right side
    79,035.75x = 27,324,337,950.56
  5. Step 5: Solve for x
    x = 27,324,337,950.56/79,035.75
  6. Step 6: Final answer
    x = 345,721.25

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.