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Finding the Third Proportional to 207,776.25 and 454,965.75

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Solution

The third proportional to 207,776.25 and 454,965.75 is: 996,234.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,776.25 : 454,965.75 = 454,965.75 : x
  2. Step 2: Convert to fraction form
    207,776.25/454,965.75 = 454,965.75/x
  3. Step 3: Cross multiply
    207,776.25x = 454,965.75 × 454,965.75
  4. Step 4: Simplify right side
    207,776.25x = 206,993,833,673.06
  5. Step 5: Solve for x
    x = 206,993,833,673.06/207,776.25
  6. Step 6: Final answer
    x = 996,234.33

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.