Finding the Third Proportional to 3,622.88 and 7,936.88
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Solution
The third proportional to 3,622.88 and 7,936.88 is: 17,387.84
Step by Step Solution
- Step 1: Write the proportion equation
3,622.88 : 7,936.88 = 7,936.88 : x - Step 2: Convert to fraction form
3,622.88/7,936.88 = 7,936.88/x - Step 3: Cross multiply
3,622.88x = 7,936.88 × 7,936.88 - Step 4: Simplify right side
3,622.88x = 62,993,984.77 - Step 5: Solve for x
x = 62,993,984.77/3,622.88 - Step 6: Final answer
x = 17,387.84
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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.