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Finding the Third Proportional to 170,450 and 255,567

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Solution

The third proportional to 170,450 and 255,567 is: 383,188.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,450 : 255,567 = 255,567 : x
  2. Step 2: Convert to fraction form
    170,450/255,567 = 255,567/x
  3. Step 3: Cross multiply
    170,450x = 255,567 × 255,567
  4. Step 4: Simplify right side
    170,450x = 65,314,491,489
  5. Step 5: Solve for x
    x = 65,314,491,489/170,450
  6. Step 6: Final answer
    x = 383,188.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.