the rules that move the number
Required minimum distributions are forced out of a traditional 401K or IRA every year, whether you need them or not. The planner takes them, taxes them, and puts what you do not spend back into a taxable account.
You asked for the link. It is below: the slides from the post, the move if there is one, and the planner the chart came from.
Where to go next
Type in one paycheck and it runs your plan through every year of market history since 1871, with the taxes worked out. About three minutes, in the browser.
Open itSources: Expected path, 2026 dollars. Plan: retiring at 70 on $80,000 a year with $1.2M saved. IRS Publication 590-B.; Uniform Lifetime Table, IRS Publication 590-B. Divisors 24.6 at 75, 16.0 at 85, 8.9 at 95..