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Finding the Third Proportional to 3,772,755.75 and 8,183,516.81

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Solution

The third proportional to 3,772,755.75 and 8,183,516.81 is: 17,750,936.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772,755.75 : 8,183,516.81 = 8,183,516.81 : x
  2. Step 2: Convert to fraction form
    3,772,755.75/8,183,516.81 = 8,183,516.81/x
  3. Step 3: Cross multiply
    3,772,755.75x = 8,183,516.81 × 8,183,516.81
  4. Step 4: Simplify right side
    3,772,755.75x = 66,969,947,420,470.16
  5. Step 5: Solve for x
    x = 66,969,947,420,470.16/3,772,755.75
  6. Step 6: Final answer
    x = 17,750,936.41

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.