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Finding the Third Proportional to 215,581.50 and 467,835.75

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Solution

The third proportional to 215,581.50 and 467,835.75 is: 1,015,255.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,581.50 : 467,835.75 = 467,835.75 : x
  2. Step 2: Convert to fraction form
    215,581.50/467,835.75 = 467,835.75/x
  3. Step 3: Cross multiply
    215,581.50x = 467,835.75 × 467,835.75
  4. Step 4: Simplify right side
    215,581.50x = 218,870,288,978.06
  5. Step 5: Solve for x
    x = 218,870,288,978.06/215,581.50
  6. Step 6: Final answer
    x = 1,015,255.43

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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.