Finding the Third Proportional to 5,920 and 11,088
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Solution
The third proportional to 5,920 and 11,088 is: 20,767.52
Step by Step Solution
- Step 1: Write the proportion equation
5,920 : 11,088 = 11,088 : x - Step 2: Convert to fraction form
5,920/11,088 = 11,088/x - Step 3: Cross multiply
5,920x = 11,088 × 11,088 - Step 4: Simplify right side
5,920x = 122,943,744 - Step 5: Solve for x
x = 122,943,744/5,920 - Step 6: Final answer
x = 20,767.52
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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.