For the most recent year. Triad Company had fixed costs of $240,000 and variable costs of 75% of total sales revenue, earned $70,000 of net income after taxes, and an income tax rate of 35%. Required: 1. Determine the before-tax income. (Round your answer to 2 decimal places.) 2. Determine the total contribution margin. (Round your answer to 2 decimal places.) 3. Determine the total sales. (Round your intermediate calculations and final answer to 2 decimal places.) 4. Determine the breakeven point in dollar sales. (Round your intermediate calculations to 2 decimal places.)