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Finding the Third Proportional to 45,320 and 97,918

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Solution

The third proportional to 45,320 and 97,918 is: 211,560.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,320 : 97,918 = 97,918 : x
  2. Step 2: Convert to fraction form
    45,320/97,918 = 97,918/x
  3. Step 3: Cross multiply
    45,320x = 97,918 × 97,918
  4. Step 4: Simplify right side
    45,320x = 9,587,934,724
  5. Step 5: Solve for x
    x = 9,587,934,724/45,320
  6. Step 6: Final answer
    x = 211,560.78

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.