Finding the Third Proportional to 8,331.19 and 18,351.14
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Solution
The third proportional to 8,331.19 and 18,351.14 is: 40,422.13
Step by Step Solution
- Step 1: Write the proportion equation
8,331.19 : 18,351.14 = 18,351.14 : x - Step 2: Convert to fraction form
8,331.19/18,351.14 = 18,351.14/x - Step 3: Cross multiply
8,331.19x = 18,351.14 × 18,351.14 - Step 4: Simplify right side
8,331.19x = 336,764,362.24 - Step 5: Solve for x
x = 336,764,362.24/8,331.19 - Step 6: Final answer
x = 40,422.13
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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.