The calculated distance (air line) between Rio Piracicaba and Belo Horizonte is approximately 50 miles respectively 80 kilometers.
By car or train, the actual journey to Belo Horizonte is certainly longer, as only the direct route (as the crow flies) between Rio Piracicaba and Belo Horizonte has been calculated here.
Air line (approximately)
80 kilometers
43 nautical miles