Translation of "Unavoidable" in Portuguese

I'm afraid it's unavoidable.

Acredito que seja inevitável.

What happened was unavoidable.

O que aconteceu foi inevitável.

- It was inevitable.
- It was unavoidable.

Não deu para evitar.

- Progress is unavoidable.
- Progress is inevitable.

O progresso é inevitável.

- That was inevitable.
- That was unavoidable.

Isso era inevitável.