Finding the Third Proportional to 16,658 and 36,218
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Solution
The third proportional to 16,658 and 36,218 is: 78,745.56
Step by Step Solution
- Step 1: Write the proportion equation
16,658 : 36,218 = 36,218 : x - Step 2: Convert to fraction form
16,658/36,218 = 36,218/x - Step 3: Cross multiply
16,658x = 36,218 × 36,218 - Step 4: Simplify right side
16,658x = 1,311,743,524 - Step 5: Solve for x
x = 1,311,743,524/16,658 - Step 6: Final answer
x = 78,745.56
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.