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Finding the Third Proportional to 3,917,585.25 and 5,988,947.63

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Solution

The third proportional to 3,917,585.25 and 5,988,947.63 is: 9,155,510.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917,585.25 : 5,988,947.63 = 5,988,947.63 : x
  2. Step 2: Convert to fraction form
    3,917,585.25/5,988,947.63 = 5,988,947.63/x
  3. Step 3: Cross multiply
    3,917,585.25x = 5,988,947.63 × 5,988,947.63
  4. Step 4: Simplify right side
    3,917,585.25x = 35,867,493,654,993.14
  5. Step 5: Solve for x
    x = 35,867,493,654,993.14/3,917,585.25
  6. Step 6: Final answer
    x = 9,155,510.70

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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.