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Finding the Third Proportional to 436,721 and 925,933

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Solution

The third proportional to 436,721 and 925,933 is: 1,963,157.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,721 : 925,933 = 925,933 : x
  2. Step 2: Convert to fraction form
    436,721/925,933 = 925,933/x
  3. Step 3: Cross multiply
    436,721x = 925,933 × 925,933
  4. Step 4: Simplify right side
    436,721x = 857,351,920,489
  5. Step 5: Solve for x
    x = 857,351,920,489/436,721
  6. Step 6: Final answer
    x = 1,963,157.07

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.