Finding the Third Proportional to 3,964.50 and 6,351.75
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Solution
The third proportional to 3,964.50 and 6,351.75 is: 10,176.50
Step by Step Solution
- Step 1: Write the proportion equation
3,964.50 : 6,351.75 = 6,351.75 : x - Step 2: Convert to fraction form
3,964.50/6,351.75 = 6,351.75/x - Step 3: Cross multiply
3,964.50x = 6,351.75 × 6,351.75 - Step 4: Simplify right side
3,964.50x = 40,344,728.06 - Step 5: Solve for x
x = 40,344,728.06/3,964.50 - Step 6: Final answer
x = 10,176.50
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Why These Related Problems?
These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.