Proportional Scaler (Image resize size caliculation, image ratio)



Ex:
  step 1) Original Width = 900px;

  step 2) Original Height = 300px;

  step 3) Ratio = Original Width/Original Height


  Step 4) Want Height from New Width (700px)

a) New Height = New Width / Ratio

OR

  Step 4) Want Width from New Height (250px)

a) New Width = New Height * Ratio

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