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Finding the Third Proportional to 268,067 and 577,322

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Solution

The third proportional to 268,067 and 577,322 is: 1,243,348.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,067 : 577,322 = 577,322 : x
  2. Step 2: Convert to fraction form
    268,067/577,322 = 577,322/x
  3. Step 3: Cross multiply
    268,067x = 577,322 × 577,322
  4. Step 4: Simplify right side
    268,067x = 333,300,691,684
  5. Step 5: Solve for x
    x = 333,300,691,684/268,067
  6. Step 6: Final answer
    x = 1,243,348.46

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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.