the answers i got are incorrect, can someone please provide the correct answers with an explanation? thanks in advance

The table below shows the inventory-sales ratio for manufacturing and trade for a region over a period of 8 years. Use Complete the table below. the method of simple exponential smoothing to obtain forecasts of the inventory-sales ratio over the next 4 years. Use a Year Ratio Exponentially Smoothed Series (a = 0.6) smoothing constant of a = 0,6. Graph the observed time series and forecasts, 1 1.48 1.48 Year Ratio Q 2 1 .46 1 .47 1 1.48 3 1,51 1.49 2 1.46 3 1.51 4 "4' 1-45 4 1.41 5 1.46 1.44 5 1-43 6 1,41 1.43 6 1.41 7 Mg 7 1,49 1.46 8 1.44 8 1,44 1.46 9 1.46 10 1 .46 1 1 1 .46 1 2 1 .46 (Round to two decimal places as needed.)