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Finding the Third Proportional to 3,691,480.50 and 5,317,722

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Solution

The third proportional to 3,691,480.50 and 5,317,722 is: 7,660,386.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,691,480.50 : 5,317,722 = 5,317,722 : x
  2. Step 2: Convert to fraction form
    3,691,480.50/5,317,722 = 5,317,722/x
  3. Step 3: Cross multiply
    3,691,480.50x = 5,317,722 × 5,317,722
  4. Step 4: Simplify right side
    3,691,480.50x = 28,278,167,269,284
  5. Step 5: Solve for x
    x = 28,278,167,269,284/3,691,480.50
  6. Step 6: Final answer
    x = 7,660,386.47

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.