Finding the Third Proportional to 87,713.30 and 192,207.09
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Solution
The third proportional to 87,713.30 and 192,207.09 is: 421,185.48
Step by Step Solution
- Step 1: Write the proportion equation
87,713.30 : 192,207.09 = 192,207.09 : x - Step 2: Convert to fraction form
87,713.30/192,207.09 = 192,207.09/x - Step 3: Cross multiply
87,713.30x = 192,207.09 × 192,207.09 - Step 4: Simplify right side
87,713.30x = 36,943,566,887.82 - Step 5: Solve for x
x = 36,943,566,887.82/87,713.30 - Step 6: Final answer
x = 421,185.48
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.