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Finding the Third Proportional to 4,792.92 and 10,170.56

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Solution

The third proportional to 4,792.92 and 10,170.56 is: 21,581.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,792.92 : 10,170.56 = 10,170.56 : x
  2. Step 2: Convert to fraction form
    4,792.92/10,170.56 = 10,170.56/x
  3. Step 3: Cross multiply
    4,792.92x = 10,170.56 × 10,170.56
  4. Step 4: Simplify right side
    4,792.92x = 103,440,341.57
  5. Step 5: Solve for x
    x = 103,440,341.57/4,792.92
  6. Step 6: Final answer
    x = 21,581.90

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.