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Finding the Third Proportional to 1,512,618.05 and 3,277,270.76

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Solution

The third proportional to 1,512,618.05 and 3,277,270.76 is: 7,100,605.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,618.05 : 3,277,270.76 = 3,277,270.76 : x
  2. Step 2: Convert to fraction form
    1,512,618.05/3,277,270.76 = 3,277,270.76/x
  3. Step 3: Cross multiply
    1,512,618.05x = 3,277,270.76 × 3,277,270.76
  4. Step 4: Simplify right side
    1,512,618.05x = 10,740,503,620,012.92
  5. Step 5: Solve for x
    x = 10,740,503,620,012.92/1,512,618.05
  6. Step 6: Final answer
    x = 7,100,605.23

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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.