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Finding the Third Proportional to 166,140 and 250,938

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Solution

The third proportional to 166,140 and 250,938 is: 379,016.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,140 : 250,938 = 250,938 : x
  2. Step 2: Convert to fraction form
    166,140/250,938 = 250,938/x
  3. Step 3: Cross multiply
    166,140x = 250,938 × 250,938
  4. Step 4: Simplify right side
    166,140x = 62,969,879,844
  5. Step 5: Solve for x
    x = 62,969,879,844/166,140
  6. Step 6: Final answer
    x = 379,016.97

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.