SOLUTION: Find the unknown term of the proportion using the indicated property: 1. 4:7=20:x (Cross multiplication Property) 2.15:40=X:65 (Alternation Property) Express each ratio of t

Question 1179239: Find the unknown term of the proportion using the indicated property:
1. 4:7=20:x
(Cross multiplication Property)
2.15:40=X:65
(Alternation Property)
Express each ratio of the first quantity to the second quantity in lowest term.
1. 2500 m to 3 km
2. 3 cm to 1 dm
3. 5 boys to 20 girls
4. 20 minutes to 1 hour
5. 250 g to 2 kg
Answer by MathLover1(20849) (Show Source): You can put this solution on YOUR website!
1.

(Cross multiplication Property)

(Alternation Property)

.........If and is a proportion, then both and

Express each ratio of the first quantity to the second quantity in lowest term.
1.

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