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Finding the Third Proportional to 151,311.75 and 325,965

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Solution

The third proportional to 151,311.75 and 325,965 is: 702,213.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,311.75 : 325,965 = 325,965 : x
  2. Step 2: Convert to fraction form
    151,311.75/325,965 = 325,965/x
  3. Step 3: Cross multiply
    151,311.75x = 325,965 × 325,965
  4. Step 4: Simplify right side
    151,311.75x = 106,253,181,225
  5. Step 5: Solve for x
    x = 106,253,181,225/151,311.75
  6. Step 6: Final answer
    x = 702,213.68

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.