Originally Posted by The Parrot
It was also my first time in a 50 metres pool which I found to be far more that twice the length of a 25 metre pool. ...
If you have a 6 m push-off then the remaining length in a 25 m pool is 19 m while it is 44 m in the 50 m pool.
44 / 19 = 2.3
So in fact in the 50 m pool you have to swim a longer distance... exactly those 6 m that you would cover in the 2nd push-off in the 25 m pool :-((