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Finding the Third Proportional to 1,511,325 and 3,193,215.75

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Solution

The third proportional to 1,511,325 and 3,193,215.75 is: 6,746,812.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,325 : 3,193,215.75 = 3,193,215.75 : x
  2. Step 2: Convert to fraction form
    1,511,325/3,193,215.75 = 3,193,215.75/x
  3. Step 3: Cross multiply
    1,511,325x = 3,193,215.75 × 3,193,215.75
  4. Step 4: Simplify right side
    1,511,325x = 10,196,626,826,048.06
  5. Step 5: Solve for x
    x = 10,196,626,826,048.06/1,511,325
  6. Step 6: Final answer
    x = 6,746,812.78

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.