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Finding the Third Proportional to 176.75 and 350.88

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Solution

The third proportional to 176.75 and 350.88 is: 696.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.75 : 350.88 = 350.88 : x
  2. Step 2: Convert to fraction form
    176.75/350.88 = 350.88/x
  3. Step 3: Cross multiply
    176.75x = 350.88 × 350.88
  4. Step 4: Simplify right side
    176.75x = 123,113.27
  5. Step 5: Solve for x
    x = 123,113.27/176.75
  6. Step 6: Final answer
    x = 696.54

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Why These Related Problems?

These problems maintain the same ratio (1.99) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.