On January 1, 2019, Rock Sales adopted the dollar-value LIFO method for its one inventory pool. The pool's value on this date was $480,000. The 2019 ending inventory valued at year-end cost is $630,000. The 2020 ending inventory valued at year-end cost is $605,000. The 2021 ending inventory valued at year-end cost is $715,000. The appropriate cost indexes are 1.05 for 2019, 1.12 for 2020, and 1.17 for 2021. Required: Calculate the inventory balance that Rock Sales would report on its year-end balance sheets for 2019, 2020, and 2021, using the dollar-value LIFO method. Round all calculations to the nearest whole dollar