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Finding the Third Proportional to 9,717.75 and 14,861.25

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Solution

The third proportional to 9,717.75 and 14,861.25 is: 22,727.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,717.75 : 14,861.25 = 14,861.25 : x
  2. Step 2: Convert to fraction form
    9,717.75/14,861.25 = 14,861.25/x
  3. Step 3: Cross multiply
    9,717.75x = 14,861.25 × 14,861.25
  4. Step 4: Simplify right side
    9,717.75x = 220,856,751.56
  5. Step 5: Solve for x
    x = 220,856,751.56/9,717.75
  6. Step 6: Final answer
    x = 22,727.15

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.