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Finding the Third Proportional to 367,043 and 516,874

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Solution

The third proportional to 367,043 and 516,874 is: 727,867.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,043 : 516,874 = 516,874 : x
  2. Step 2: Convert to fraction form
    367,043/516,874 = 516,874/x
  3. Step 3: Cross multiply
    367,043x = 516,874 × 516,874
  4. Step 4: Simplify right side
    367,043x = 267,158,731,876
  5. Step 5: Solve for x
    x = 267,158,731,876/367,043
  6. Step 6: Final answer
    x = 727,867.67

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.