Starting with $1,000, the trade amount is $50.
Balance increases to $1,100, and the trade amount increases to $55.
If the balance then drops to $900, the trade amount should not decrease to $45 (which would be 5% of $900). Instead, it should remain at $55, the highest amount calculated when the balance was $1,100.
This feature is useful for traders who wish to compound their gains without reducing their risk exposure when their account experiences a temporary drawdown. It helps maintain a consistent trade size