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Finding the Third Proportional to 847.13 and 1,792.55

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Solution

The third proportional to 847.13 and 1,792.55 is: 3,793.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    847.13 : 1,792.55 = 1,792.55 : x
  2. Step 2: Convert to fraction form
    847.13/1,792.55 = 1,792.55/x
  3. Step 3: Cross multiply
    847.13x = 1,792.55 × 1,792.55
  4. Step 4: Simplify right side
    847.13x = 3,213,224.30
  5. Step 5: Solve for x
    x = 3,213,224.30/847.13
  6. Step 6: Final answer
    x = 3,793.09

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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.