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Finding the Third Proportional to 1,228,760 and 1,923,331

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Solution

The third proportional to 1,228,760 and 1,923,331 is: 3,010,516.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,760 : 1,923,331 = 1,923,331 : x
  2. Step 2: Convert to fraction form
    1,228,760/1,923,331 = 1,923,331/x
  3. Step 3: Cross multiply
    1,228,760x = 1,923,331 × 1,923,331
  4. Step 4: Simplify right side
    1,228,760x = 3,699,202,135,561
  5. Step 5: Solve for x
    x = 3,699,202,135,561/1,228,760
  6. Step 6: Final answer
    x = 3,010,516.40

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.