Find the sum of the first 10 terms of the following sequence. Round to the nearest hundredth if necessary.
73, \hspace{12px}65.7, \hspace{12px}59.13, ...
73,65.7,59.13,...
\text{Sum of a finite geometric series:}
Sum of a finite geometric series:
S_n=\frac{a_1-a_1r^n}{1-r}
S
n
​
=
1−r
a
1
​
−a
1
​
r
n

​