Finding the Third Proportional to 5,370 and 7,632
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Solution
The third proportional to 5,370 and 7,632 is: 10,846.82
Step by Step Solution
- Step 1: Write the proportion equation
5,370 : 7,632 = 7,632 : x - Step 2: Convert to fraction form
5,370/7,632 = 7,632/x - Step 3: Cross multiply
5,370x = 7,632 × 7,632 - Step 4: Simplify right side
5,370x = 58,247,424 - Step 5: Solve for x
x = 58,247,424/5,370 - Step 6: Final answer
x = 10,846.82
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Why These Related Problems?
These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.