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Finding the Third Proportional to 902,613 and 1,982,382

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Solution

The third proportional to 902,613 and 1,982,382 is: 4,353,846.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,613 : 1,982,382 = 1,982,382 : x
  2. Step 2: Convert to fraction form
    902,613/1,982,382 = 1,982,382/x
  3. Step 3: Cross multiply
    902,613x = 1,982,382 × 1,982,382
  4. Step 4: Simplify right side
    902,613x = 3,929,838,393,924
  5. Step 5: Solve for x
    x = 3,929,838,393,924/902,613
  6. Step 6: Final answer
    x = 4,353,846.44

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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.