Question 1088420
increase in area is (x+10)^2-x^2=x^2+20x+100-x^2=20x+100
That equals 4840*(1.5)=7260 yds^2
20x+100=7260 yds^2
x=358 yds^2.
The land is (358 yds)^2 and increased to (368 yds)^2
=26.480 acres initially, and 27.980 acres after.