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Finding the Third Proportional to 104,257.13 and 212,199.75

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Solution

The third proportional to 104,257.13 and 212,199.75 is: 431,900.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,257.13 : 212,199.75 = 212,199.75 : x
  2. Step 2: Convert to fraction form
    104,257.13/212,199.75 = 212,199.75/x
  3. Step 3: Cross multiply
    104,257.13x = 212,199.75 × 212,199.75
  4. Step 4: Simplify right side
    104,257.13x = 45,028,733,900.06
  5. Step 5: Solve for x
    x = 45,028,733,900.06/104,257.13
  6. Step 6: Final answer
    x = 431,900.78

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These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.