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Finding the Third Proportional to 444,858 and 978,275

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Solution

The third proportional to 444,858 and 978,275 is: 2,151,297.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,858 : 978,275 = 978,275 : x
  2. Step 2: Convert to fraction form
    444,858/978,275 = 978,275/x
  3. Step 3: Cross multiply
    444,858x = 978,275 × 978,275
  4. Step 4: Simplify right side
    444,858x = 957,021,975,625
  5. Step 5: Solve for x
    x = 957,021,975,625/444,858
  6. Step 6: Final answer
    x = 2,151,297.66

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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.