This is the 10312th most frequent Russian word.
бронзовых
"Бронзовых" means "bronze" (related to the material or color, plural or genitive case in Russian).
The word "бронзовых" is used as an adjective describing the material of the figures, indicating they are made of bronze.
Скульптура бронзовых фигур стоит в центре сада.
The sculpture of bronze figures stands in the center of the garden.
Here, "бронзовые" describes the coins, indicating they are made from bronze.
Он собирает старинные бронзовые монеты.
He collects antique bronze coins.
In this context, "бронзовые" refers to the medals, meaning they have been awarded for third-place finishes and are made of bronze.