Finding the Third Proportional to 2,132 and 4,638
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Solution
The third proportional to 2,132 and 4,638 is: 10,089.61
Step by Step Solution
- Step 1: Write the proportion equation
2,132 : 4,638 = 4,638 : x - Step 2: Convert to fraction form
2,132/4,638 = 4,638/x - Step 3: Cross multiply
2,132x = 4,638 × 4,638 - Step 4: Simplify right side
2,132x = 21,511,044 - Step 5: Solve for x
x = 21,511,044/2,132 - Step 6: Final answer
x = 10,089.61
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.