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Finding the Third Proportional to 279,474.68 and 443,268.07

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Solution

The third proportional to 279,474.68 and 443,268.07 is: 703,056.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,474.68 : 443,268.07 = 443,268.07 : x
  2. Step 2: Convert to fraction form
    279,474.68/443,268.07 = 443,268.07/x
  3. Step 3: Cross multiply
    279,474.68x = 443,268.07 × 443,268.07
  4. Step 4: Simplify right side
    279,474.68x = 196,486,582,158.57
  5. Step 5: Solve for x
    x = 196,486,582,158.57/279,474.68
  6. Step 6: Final answer
    x = 703,056.83

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These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.