Is this geometric series convergent? If so, what is its sum?

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The ratio between each value, *r*, is 2/3. Since |r|<1, this series converges.
Although not asked to find it, the starting value *a* is 3.

To calculate the sum:

Is this geometric series convergent? If so, what is its sum?

...

The ratio between each value, *r*, is 2/3. Since |r|<1, this series converges.
Although not asked to find it, the starting value *a* is 3.

To calculate the sum: