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Finding the Third Proportional to 439,206 and 958,722

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Solution

The third proportional to 439,206 and 958,722 is: 2,092,748.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,206 : 958,722 = 958,722 : x
  2. Step 2: Convert to fraction form
    439,206/958,722 = 958,722/x
  3. Step 3: Cross multiply
    439,206x = 958,722 × 958,722
  4. Step 4: Simplify right side
    439,206x = 919,147,873,284
  5. Step 5: Solve for x
    x = 919,147,873,284/439,206
  6. Step 6: Final answer
    x = 2,092,748.90

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.