Finding the Third Proportional to 8,414.44 and 18,221.81
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Solution
The third proportional to 8,414.44 and 18,221.81 is: 39,460.09
Step by Step Solution
- Step 1: Write the proportion equation
8,414.44 : 18,221.81 = 18,221.81 : x - Step 2: Convert to fraction form
8,414.44/18,221.81 = 18,221.81/x - Step 3: Cross multiply
8,414.44x = 18,221.81 × 18,221.81 - Step 4: Simplify right side
8,414.44x = 332,034,450.79 - Step 5: Solve for x
x = 332,034,450.79/8,414.44 - Step 6: Final answer
x = 39,460.09
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.