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Finding the Third Proportional to 194,998.50 and 419,101.88

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Solution

The third proportional to 194,998.50 and 419,101.88 is: 900,757.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,998.50 : 419,101.88 = 419,101.88 : x
  2. Step 2: Convert to fraction form
    194,998.50/419,101.88 = 419,101.88/x
  3. Step 3: Cross multiply
    194,998.50x = 419,101.88 × 419,101.88
  4. Step 4: Simplify right side
    194,998.50x = 175,646,381,628.52
  5. Step 5: Solve for x
    x = 175,646,381,628.52/194,998.50
  6. Step 6: Final answer
    x = 900,757.60

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.