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Finding the Third Proportional to 994,881 and 2,131,692

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Solution

The third proportional to 994,881 and 2,131,692 is: 4,567,491.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,881 : 2,131,692 = 2,131,692 : x
  2. Step 2: Convert to fraction form
    994,881/2,131,692 = 2,131,692/x
  3. Step 3: Cross multiply
    994,881x = 2,131,692 × 2,131,692
  4. Step 4: Simplify right side
    994,881x = 4,544,110,782,864
  5. Step 5: Solve for x
    x = 4,544,110,782,864/994,881
  6. Step 6: Final answer
    x = 4,567,491.77

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.