The population of Dorchester in 1999 is 277000.
According to the statement
we have given that the population in 2012. and given that the it is increased 6% from the year 1999. And we have to find the population in 1999.
So, For this purpose,
we have given that the number of
population of Dorchester in 2012 = 294,680
increased from year 1999 = 6%
So, here we use percentage and subtraction formula
Population increase in numbers = 6/100*294,680
Population Increase in numbers = 17680
So, Population in 1990 = population of Dorchester in 2012 - Population increase in numbers
Population in 1990 = 294,680 - 17680
Population in 1990 = 277000.
So, The population of Dorchester in 1999 is 277000.
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