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Finding the Third Proportional to 982,236 and 2,115,612

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Solution

The third proportional to 982,236 and 2,115,612 is: 4,556,760.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,236 : 2,115,612 = 2,115,612 : x
  2. Step 2: Convert to fraction form
    982,236/2,115,612 = 2,115,612/x
  3. Step 3: Cross multiply
    982,236x = 2,115,612 × 2,115,612
  4. Step 4: Simplify right side
    982,236x = 4,475,814,134,544
  5. Step 5: Solve for x
    x = 4,475,814,134,544/982,236
  6. Step 6: Final answer
    x = 4,556,760.43

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.