Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_74298 ( "Period ended" text, "Turnover (\u00a3m)" text, "Profit before tax (\u00a3m)" text, "Dividend per share (p)" text, "Adjusted earnings per share diluted (p)" text )

### Question ###
What was the profit before tax when the turnover was 431.06?

### Accurate SQL ###

SELECT "Profit before tax (\u00a3m)" FROM table_74298 WHERE "Turnover (\u00a3m)" = '431.06'