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Finding the Third Proportional to 225,816.75 and 349,845.75

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Solution

The third proportional to 225,816.75 and 349,845.75 is: 541,997.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,816.75 : 349,845.75 = 349,845.75 : x
  2. Step 2: Convert to fraction form
    225,816.75/349,845.75 = 349,845.75/x
  3. Step 3: Cross multiply
    225,816.75x = 349,845.75 × 349,845.75
  4. Step 4: Simplify right side
    225,816.75x = 122,392,048,793.06
  5. Step 5: Solve for x
    x = 122,392,048,793.06/225,816.75
  6. Step 6: Final answer
    x = 541,997.21

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.