Finding the Third Proportional to 7,791.19 and 14,659.31
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Solution
The third proportional to 7,791.19 and 14,659.31 is: 27,581.86
Step by Step Solution
- Step 1: Write the proportion equation
7,791.19 : 14,659.31 = 14,659.31 : x - Step 2: Convert to fraction form
7,791.19/14,659.31 = 14,659.31/x - Step 3: Cross multiply
7,791.19x = 14,659.31 × 14,659.31 - Step 4: Simplify right side
7,791.19x = 214,895,442.97 - Step 5: Solve for x
x = 214,895,442.97/7,791.19 - Step 6: Final answer
x = 27,581.86
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Why These Related Problems?
These problems maintain the same ratio (1.88) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.