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Finding the Third Proportional to 66,774 and 157,626.75

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Solution

The third proportional to 66,774 and 157,626.75 is: 372,093.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,774 : 157,626.75 = 157,626.75 : x
  2. Step 2: Convert to fraction form
    66,774/157,626.75 = 157,626.75/x
  3. Step 3: Cross multiply
    66,774x = 157,626.75 × 157,626.75
  4. Step 4: Simplify right side
    66,774x = 24,846,192,315.56
  5. Step 5: Solve for x
    x = 24,846,192,315.56/66,774
  6. Step 6: Final answer
    x = 372,093.81

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.