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Finding the Third Proportional to 3,258.75 and 3,771.75

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Solution

The third proportional to 3,258.75 and 3,771.75 is: 4,365.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.75 : 3,771.75 = 3,771.75 : x
  2. Step 2: Convert to fraction form
    3,258.75/3,771.75 = 3,771.75/x
  3. Step 3: Cross multiply
    3,258.75x = 3,771.75 × 3,771.75
  4. Step 4: Simplify right side
    3,258.75x = 14,226,098.06
  5. Step 5: Solve for x
    x = 14,226,098.06/3,258.75
  6. Step 6: Final answer
    x = 4,365.51

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Why These Related Problems?

These problems maintain the same ratio (1.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.