Finding the Third Proportional to 4,077.84 and 8,702.44
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Solution
The third proportional to 4,077.84 and 8,702.44 is: 18,571.68
Step by Step Solution
- Step 1: Write the proportion equation
4,077.84 : 8,702.44 = 8,702.44 : x - Step 2: Convert to fraction form
4,077.84/8,702.44 = 8,702.44/x - Step 3: Cross multiply
4,077.84x = 8,702.44 × 8,702.44 - Step 4: Simplify right side
4,077.84x = 75,732,418.44 - Step 5: Solve for x
x = 75,732,418.44/4,077.84 - Step 6: Final answer
x = 18,571.68
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Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.