Finding the Third Proportional to 2,132 and 3,992
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Solution
The third proportional to 2,132 and 3,992 is: 7,474.70
Step by Step Solution
- Step 1: Write the proportion equation
2,132 : 3,992 = 3,992 : x - Step 2: Convert to fraction form
2,132/3,992 = 3,992/x - Step 3: Cross multiply
2,132x = 3,992 × 3,992 - Step 4: Simplify right side
2,132x = 15,936,064 - Step 5: Solve for x
x = 15,936,064/2,132 - Step 6: Final answer
x = 7,474.70
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Why These Related Problems?
These problems maintain the same ratio (1.87) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.