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Finding the Third Proportional to 194,660 and 419,704

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Solution

The third proportional to 194,660 and 419,704 is: 904,918.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,660 : 419,704 = 419,704 : x
  2. Step 2: Convert to fraction form
    194,660/419,704 = 419,704/x
  3. Step 3: Cross multiply
    194,660x = 419,704 × 419,704
  4. Step 4: Simplify right side
    194,660x = 176,151,447,616
  5. Step 5: Solve for x
    x = 176,151,447,616/194,660
  6. Step 6: Final answer
    x = 904,918.56

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.