NextEra Energy is a fast-growing utility.NextEra Energy (NEE 1.50%) is an outlier among utilities. It's growing much faster than its peers due to its focus on investing in clean energy. That has helped power robust dividend growth of around 10% annually over the past 20 years. The utility's magnificent record of dividend growth should continue. Driving that outlook is its high-powered earnings-growth forecast.Investments continue to power strong growthNextEra Energy recently reported strong third-quarter re ...