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Finding the Third Proportional to 73,560.75 and 155,949.19

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Solution

The third proportional to 73,560.75 and 155,949.19 is: 330,613.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,560.75 : 155,949.19 = 155,949.19 : x
  2. Step 2: Convert to fraction form
    73,560.75/155,949.19 = 155,949.19/x
  3. Step 3: Cross multiply
    73,560.75x = 155,949.19 × 155,949.19
  4. Step 4: Simplify right side
    73,560.75x = 24,320,149,081.91
  5. Step 5: Solve for x
    x = 24,320,149,081.91/73,560.75
  6. Step 6: Final answer
    x = 330,613.12

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.