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Finding the Third Proportional to 902,569 and 1,982,296

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Solution

The third proportional to 902,569 and 1,982,296 is: 4,353,680.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,569 : 1,982,296 = 1,982,296 : x
  2. Step 2: Convert to fraction form
    902,569/1,982,296 = 1,982,296/x
  3. Step 3: Cross multiply
    902,569x = 1,982,296 × 1,982,296
  4. Step 4: Simplify right side
    902,569x = 3,929,497,431,616
  5. Step 5: Solve for x
    x = 3,929,497,431,616/902,569
  6. Step 6: Final answer
    x = 4,353,680.92

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.