Finding the Third Proportional to 19,880 and 32,898
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Solution
The third proportional to 19,880 and 32,898 is: 54,440.56
Step by Step Solution
- Step 1: Write the proportion equation
19,880 : 32,898 = 32,898 : x - Step 2: Convert to fraction form
19,880/32,898 = 32,898/x - Step 3: Cross multiply
19,880x = 32,898 × 32,898 - Step 4: Simplify right side
19,880x = 1,082,278,404 - Step 5: Solve for x
x = 1,082,278,404/19,880 - Step 6: Final answer
x = 54,440.56
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Why These Related Problems?
These problems maintain the same ratio (1.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.