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Finding the Third Proportional to 166,028 and 366,942

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Solution

The third proportional to 166,028 and 366,942 is: 810,986.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,028 : 366,942 = 366,942 : x
  2. Step 2: Convert to fraction form
    166,028/366,942 = 366,942/x
  3. Step 3: Cross multiply
    166,028x = 366,942 × 366,942
  4. Step 4: Simplify right side
    166,028x = 134,646,431,364
  5. Step 5: Solve for x
    x = 134,646,431,364/166,028
  6. Step 6: Final answer
    x = 810,986.29

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.