Finding the Third Proportional to 11,988 and 13,092
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Solution
The third proportional to 11,988 and 13,092 is: 14,297.67
Step by Step Solution
- Step 1: Write the proportion equation
11,988 : 13,092 = 13,092 : x - Step 2: Convert to fraction form
11,988/13,092 = 13,092/x - Step 3: Cross multiply
11,988x = 13,092 × 13,092 - Step 4: Simplify right side
11,988x = 171,400,464 - Step 5: Solve for x
x = 171,400,464/11,988 - Step 6: Final answer
x = 14,297.67
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Why These Related Problems?
These problems maintain the same ratio (1.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.