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Finding the Third Proportional to 754,841 and 1,122,015

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Solution

The third proportional to 754,841 and 1,122,015 is: 1,667,791.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,841 : 1,122,015 = 1,122,015 : x
  2. Step 2: Convert to fraction form
    754,841/1,122,015 = 1,122,015/x
  3. Step 3: Cross multiply
    754,841x = 1,122,015 × 1,122,015
  4. Step 4: Simplify right side
    754,841x = 1,258,917,660,225
  5. Step 5: Solve for x
    x = 1,258,917,660,225/754,841
  6. Step 6: Final answer
    x = 1,667,791.84

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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.