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Finding the Third Proportional to 207,709.88 and 451,869.75

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Solution

The third proportional to 207,709.88 and 451,869.75 is: 983,035.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,709.88 : 451,869.75 = 451,869.75 : x
  2. Step 2: Convert to fraction form
    207,709.88/451,869.75 = 451,869.75/x
  3. Step 3: Cross multiply
    207,709.88x = 451,869.75 × 451,869.75
  4. Step 4: Simplify right side
    207,709.88x = 204,186,270,965.06
  5. Step 5: Solve for x
    x = 204,186,270,965.06/207,709.88
  6. Step 6: Final answer
    x = 983,035.93

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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.