Kirkland Theater sells season tickets for six events at a price of $$102.$ In pricing the tickets, the planners assigned the leadoff event a value of $$27$ because the program was an expensive symphony orchestra. The last five events were priced equally; $1,470$ season tickets were sold for the $2022$ season.

Required:

a$.$ Calculate the theater's earned revenue after the first three events have been presented.

Note: Do not round intermediate calculations.