Finding the Third Proportional to 3,107.75 and 4,850.75
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Solution
The third proportional to 3,107.75 and 4,850.75 is: 7,571.32
Step by Step Solution
- Step 1: Write the proportion equation
3,107.75 : 4,850.75 = 4,850.75 : x - Step 2: Convert to fraction form
3,107.75/4,850.75 = 4,850.75/x - Step 3: Cross multiply
3,107.75x = 4,850.75 × 4,850.75 - Step 4: Simplify right side
3,107.75x = 23,529,775.56 - Step 5: Solve for x
x = 23,529,775.56/3,107.75 - Step 6: Final answer
x = 7,571.32
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Why These Related Problems?
These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.