Finding the Third Proportional to 3,743.75 and 8,179.75
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Solution
The third proportional to 3,743.75 and 8,179.75 is: 17,872.00
Step by Step Solution
- Step 1: Write the proportion equation
3,743.75 : 8,179.75 = 8,179.75 : x - Step 2: Convert to fraction form
3,743.75/8,179.75 = 8,179.75/x - Step 3: Cross multiply
3,743.75x = 8,179.75 × 8,179.75 - Step 4: Simplify right side
3,743.75x = 66,908,310.06 - Step 5: Solve for x
x = 66,908,310.06/3,743.75 - Step 6: Final answer
x = 17,872.00
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.