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Finding the Third Proportional to 1,775,911 and 3,851,198

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Solution

The third proportional to 1,775,911 and 3,851,198 is: 8,351,615.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,911 : 3,851,198 = 3,851,198 : x
  2. Step 2: Convert to fraction form
    1,775,911/3,851,198 = 3,851,198/x
  3. Step 3: Cross multiply
    1,775,911x = 3,851,198 × 3,851,198
  4. Step 4: Simplify right side
    1,775,911x = 14,831,726,035,204
  5. Step 5: Solve for x
    x = 14,831,726,035,204/1,775,911
  6. Step 6: Final answer
    x = 8,351,615.61

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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.