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Finding the Third Proportional to 149,739.75 and 226,170

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Solution

The third proportional to 149,739.75 and 226,170 is: 341,611.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,739.75 : 226,170 = 226,170 : x
  2. Step 2: Convert to fraction form
    149,739.75/226,170 = 226,170/x
  3. Step 3: Cross multiply
    149,739.75x = 226,170 × 226,170
  4. Step 4: Simplify right side
    149,739.75x = 51,152,868,900
  5. Step 5: Solve for x
    x = 51,152,868,900/149,739.75
  6. Step 6: Final answer
    x = 341,611.82

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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.