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Finding the Third Proportional to 2,644,731 and 3,928,203

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Solution

The third proportional to 2,644,731 and 3,928,203 is: 5,834,536.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,644,731 : 3,928,203 = 3,928,203 : x
  2. Step 2: Convert to fraction form
    2,644,731/3,928,203 = 3,928,203/x
  3. Step 3: Cross multiply
    2,644,731x = 3,928,203 × 3,928,203
  4. Step 4: Simplify right side
    2,644,731x = 15,430,778,809,209
  5. Step 5: Solve for x
    x = 15,430,778,809,209/2,644,731
  6. Step 6: Final answer
    x = 5,834,536.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.