Hendricks buys a guitar for $200, which is 20% less than what Gerald bought the same guitar for. How much did Gerald pay for his guitar? Let's be accurate as possible.

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
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Let G be the price Gerald paid for his guitar. Then 0.8 * G = $200. So G = $200 / 0.8 = $250.
The answer: 250.