Getting your budget right is important. Now you have worked out how much you can afford to pay towards rent per week by using the Rental Calculator it’s useful to look at your other expenses. Take some time to work on your budget. Go here for a great tool to help you manage your budget: https://moneysmart.gov.au/budgeting/budget-planner
If you need assistance with the bond payment you might be eligible to receive an interest free loan through Housing Vic.