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Finding the Third Proportional to 73,836 and 161,975.25

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Solution

The third proportional to 73,836 and 161,975.25 is: 355,327.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,836 : 161,975.25 = 161,975.25 : x
  2. Step 2: Convert to fraction form
    73,836/161,975.25 = 161,975.25/x
  3. Step 3: Cross multiply
    73,836x = 161,975.25 × 161,975.25
  4. Step 4: Simplify right side
    73,836x = 26,235,981,612.56
  5. Step 5: Solve for x
    x = 26,235,981,612.56/73,836
  6. Step 6: Final answer
    x = 355,327.78

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.