The 28th Fibonacci number (Fib(28)) is 317,811.

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Here are 5 related questions you might find interesting:

1. What is the 29th Fibonacci number?
2. How do you derive the formula for Fibonacci numbers?
3. What are some applications of Fibonacci numbers in nature?
4. How do you compute large Fibonacci numbers efficiently?
5. Can Fibonacci numbers be used to approximate the golden ratio?

Tip: Fibonacci numbers grow exponentially, and for large terms, you can approximate them using Binet's formula.