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Finding the Third Proportional to 159.75 and 336

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Solution

The third proportional to 159.75 and 336 is: 706.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    159.75 : 336 = 336 : x
  2. Step 2: Convert to fraction form
    159.75/336 = 336/x
  3. Step 3: Cross multiply
    159.75x = 336 × 336
  4. Step 4: Simplify right side
    159.75x = 112,896
  5. Step 5: Solve for x
    x = 112,896/159.75
  6. Step 6: Final answer
    x = 706.70

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These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.