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Finding the Third Proportional to 263,515.78 and 567,003.80

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Solution

The third proportional to 263,515.78 and 567,003.80 is: 1,220,015.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,515.78 : 567,003.80 = 567,003.80 : x
  2. Step 2: Convert to fraction form
    263,515.78/567,003.80 = 567,003.80/x
  3. Step 3: Cross multiply
    263,515.78x = 567,003.80 × 567,003.80
  4. Step 4: Simplify right side
    263,515.78x = 321,493,305,670.67
  5. Step 5: Solve for x
    x = 321,493,305,670.67/263,515.78
  6. Step 6: Final answer
    x = 1,220,015.38

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.