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Finding the Third Proportional to 1,899,149 and 4,392,761

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Solution

The third proportional to 1,899,149 and 4,392,761 is: 10,160,524.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,149 : 4,392,761 = 4,392,761 : x
  2. Step 2: Convert to fraction form
    1,899,149/4,392,761 = 4,392,761/x
  3. Step 3: Cross multiply
    1,899,149x = 4,392,761 × 4,392,761
  4. Step 4: Simplify right side
    1,899,149x = 19,296,349,203,121
  5. Step 5: Solve for x
    x = 19,296,349,203,121/1,899,149
  6. Step 6: Final answer
    x = 10,160,524.11

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.