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Finding the Third Proportional to 160.75 and 379.38

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Solution

The third proportional to 160.75 and 379.38 is: 895.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    160.75 : 379.38 = 379.38 : x
  2. Step 2: Convert to fraction form
    160.75/379.38 = 379.38/x
  3. Step 3: Cross multiply
    160.75x = 379.38 × 379.38
  4. Step 4: Simplify right side
    160.75x = 143,925.39
  5. Step 5: Solve for x
    x = 143,925.39/160.75
  6. Step 6: Final answer
    x = 895.34

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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.