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Finding the Third Proportional to 332,173 and 515,760

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Solution

The third proportional to 332,173 and 515,760 is: 800,812.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,173 : 515,760 = 515,760 : x
  2. Step 2: Convert to fraction form
    332,173/515,760 = 515,760/x
  3. Step 3: Cross multiply
    332,173x = 515,760 × 515,760
  4. Step 4: Simplify right side
    332,173x = 266,008,377,600
  5. Step 5: Solve for x
    x = 266,008,377,600/332,173
  6. Step 6: Final answer
    x = 800,812.76

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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.