Lara made a scale drawing of a famous monument. She used a scale factor of 1 inch = 1.6 feet. If the height of the monument in the drawing is 17.4 inches, calculate the actual height of the monument.

Tell whether the two rates form a proportion

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Acertain drug is made from only two ingredients: compound a and compound b. there are 3 millimeters of compound a used for every 4 millimeters of compound b. if a chemist wants to make 693 milliliters of the drug, how many milliliters of compound a are needed?