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Finding the Third Proportional to 3,664.50 and 5,911.75

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Solution

The third proportional to 3,664.50 and 5,911.75 is: 9,537.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664.50 : 5,911.75 = 5,911.75 : x
  2. Step 2: Convert to fraction form
    3,664.50/5,911.75 = 5,911.75/x
  3. Step 3: Cross multiply
    3,664.50x = 5,911.75 × 5,911.75
  4. Step 4: Simplify right side
    3,664.50x = 34,948,788.06
  5. Step 5: Solve for x
    x = 34,948,788.06/3,664.50
  6. Step 6: Final answer
    x = 9,537.12

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.