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Finding the Third Proportional to 3,417.75 and 5,226.19

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Solution

The third proportional to 3,417.75 and 5,226.19 is: 7,991.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417.75 : 5,226.19 = 5,226.19 : x
  2. Step 2: Convert to fraction form
    3,417.75/5,226.19 = 5,226.19/x
  3. Step 3: Cross multiply
    3,417.75x = 5,226.19 × 5,226.19
  4. Step 4: Simplify right side
    3,417.75x = 27,313,035.79
  5. Step 5: Solve for x
    x = 27,313,035.79/3,417.75
  6. Step 6: Final answer
    x = 7,991.53

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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.