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Finding the Third Proportional to 395,067 and 850,056

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Solution

The third proportional to 395,067 and 850,056 is: 1,829,044.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,067 : 850,056 = 850,056 : x
  2. Step 2: Convert to fraction form
    395,067/850,056 = 850,056/x
  3. Step 3: Cross multiply
    395,067x = 850,056 × 850,056
  4. Step 4: Simplify right side
    395,067x = 722,595,203,136
  5. Step 5: Solve for x
    x = 722,595,203,136/395,067
  6. Step 6: Final answer
    x = 1,829,044.70

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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.