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Finding the Third Proportional to 69,241.50 and 150,147

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Solution

The third proportional to 69,241.50 and 150,147 is: 325,586.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,241.50 : 150,147 = 150,147 : x
  2. Step 2: Convert to fraction form
    69,241.50/150,147 = 150,147/x
  3. Step 3: Cross multiply
    69,241.50x = 150,147 × 150,147
  4. Step 4: Simplify right side
    69,241.50x = 22,544,121,609
  5. Step 5: Solve for x
    x = 22,544,121,609/69,241.50
  6. Step 6: Final answer
    x = 325,586.85

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.