Finding the Third Proportional to 18,713.81 and 27,522.84
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Solution
The third proportional to 18,713.81 and 27,522.84 is: 40,478.49
Step by Step Solution
- Step 1: Write the proportion equation
18,713.81 : 27,522.84 = 27,522.84 : x - Step 2: Convert to fraction form
18,713.81/27,522.84 = 27,522.84/x - Step 3: Cross multiply
18,713.81x = 27,522.84 × 27,522.84 - Step 4: Simplify right side
18,713.81x = 757,506,928.09 - Step 5: Solve for x
x = 757,506,928.09/18,713.81 - Step 6: Final answer
x = 40,478.49
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.