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Finding the Third Proportional to 3,245.88 and 5,035.75

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Solution

The third proportional to 3,245.88 and 5,035.75 is: 7,812.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,245.88 : 5,035.75 = 5,035.75 : x
  2. Step 2: Convert to fraction form
    3,245.88/5,035.75 = 5,035.75/x
  3. Step 3: Cross multiply
    3,245.88x = 5,035.75 × 5,035.75
  4. Step 4: Simplify right side
    3,245.88x = 25,358,778.06
  5. Step 5: Solve for x
    x = 25,358,778.06/3,245.88
  6. Step 6: Final answer
    x = 7,812.62

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.