Finding the Third Proportional to 11,450 and 15,270
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Solution
The third proportional to 11,450 and 15,270 is: 20,364.45
Step by Step Solution
- Step 1: Write the proportion equation
11,450 : 15,270 = 15,270 : x - Step 2: Convert to fraction form
11,450/15,270 = 15,270/x - Step 3: Cross multiply
11,450x = 15,270 × 15,270 - Step 4: Simplify right side
11,450x = 233,172,900 - Step 5: Solve for x
x = 233,172,900/11,450 - Step 6: Final answer
x = 20,364.45
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Why These Related Problems?
These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.