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Finding the Third Proportional to 47,281 and 96,722

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Solution

The third proportional to 47,281 and 96,722 is: 197,862.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,281 : 96,722 = 96,722 : x
  2. Step 2: Convert to fraction form
    47,281/96,722 = 96,722/x
  3. Step 3: Cross multiply
    47,281x = 96,722 × 96,722
  4. Step 4: Simplify right side
    47,281x = 9,355,145,284
  5. Step 5: Solve for x
    x = 9,355,145,284/47,281
  6. Step 6: Final answer
    x = 197,862.68

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.