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Finding the Third Proportional to 134,920.50 and 194,919.75

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Solution

The third proportional to 134,920.50 and 194,919.75 is: 281,600.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,920.50 : 194,919.75 = 194,919.75 : x
  2. Step 2: Convert to fraction form
    134,920.50/194,919.75 = 194,919.75/x
  3. Step 3: Cross multiply
    134,920.50x = 194,919.75 × 194,919.75
  4. Step 4: Simplify right side
    134,920.50x = 37,993,708,940.06
  5. Step 5: Solve for x
    x = 37,993,708,940.06/134,920.50
  6. Step 6: Final answer
    x = 281,600.71

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.