Finding the Third Proportional to 9,935 and 17,647
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Solution
The third proportional to 9,935 and 17,647 is: 31,345.41
Step by Step Solution
- Step 1: Write the proportion equation
9,935 : 17,647 = 17,647 : x - Step 2: Convert to fraction form
9,935/17,647 = 17,647/x - Step 3: Cross multiply
9,935x = 17,647 × 17,647 - Step 4: Simplify right side
9,935x = 311,416,609 - Step 5: Solve for x
x = 311,416,609/9,935 - Step 6: Final answer
x = 31,345.41
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Why These Related Problems?
These problems maintain the same ratio (1.78) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.