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Finding the Third Proportional to 3,493.13 and 5,341.78

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Solution

The third proportional to 3,493.13 and 5,341.78 is: 8,168.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,493.13 : 5,341.78 = 5,341.78 : x
  2. Step 2: Convert to fraction form
    3,493.13/5,341.78 = 5,341.78/x
  3. Step 3: Cross multiply
    3,493.13x = 5,341.78 × 5,341.78
  4. Step 4: Simplify right side
    3,493.13x = 28,534,626.92
  5. Step 5: Solve for x
    x = 28,534,626.92/3,493.13
  6. Step 6: Final answer
    x = 8,168.80

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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.