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Finding the Third Proportional to 96,723 and 217,254

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Solution

The third proportional to 96,723 and 217,254 is: 487,984.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,723 : 217,254 = 217,254 : x
  2. Step 2: Convert to fraction form
    96,723/217,254 = 217,254/x
  3. Step 3: Cross multiply
    96,723x = 217,254 × 217,254
  4. Step 4: Simplify right side
    96,723x = 47,199,300,516
  5. Step 5: Solve for x
    x = 47,199,300,516/96,723
  6. Step 6: Final answer
    x = 487,984.25

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Why These Related Problems?

These problems maintain the same ratio (2.25) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.