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Finding the Third Proportional to 4,146,777 and 6,490,881

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Solution

The third proportional to 4,146,777 and 6,490,881 is: 10,160,067.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,146,777 : 6,490,881 = 6,490,881 : x
  2. Step 2: Convert to fraction form
    4,146,777/6,490,881 = 6,490,881/x
  3. Step 3: Cross multiply
    4,146,777x = 6,490,881 × 6,490,881
  4. Step 4: Simplify right side
    4,146,777x = 42,131,536,156,161
  5. Step 5: Solve for x
    x = 42,131,536,156,161/4,146,777
  6. Step 6: Final answer
    x = 10,160,067.97

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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.