Finding the Third Proportional to 3,170.81 and 6,974.44
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Solution
The third proportional to 3,170.81 and 6,974.44 is: 15,340.79
Step by Step Solution
- Step 1: Write the proportion equation
3,170.81 : 6,974.44 = 6,974.44 : x - Step 2: Convert to fraction form
3,170.81/6,974.44 = 6,974.44/x - Step 3: Cross multiply
3,170.81x = 6,974.44 × 6,974.44 - Step 4: Simplify right side
3,170.81x = 48,642,778.44 - Step 5: Solve for x
x = 48,642,778.44/3,170.81 - Step 6: Final answer
x = 15,340.79
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.