Finding the Third Proportional to 9,830 and 17,372
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Solution
The third proportional to 9,830 and 17,372 is: 30,700.55
Step by Step Solution
- Step 1: Write the proportion equation
9,830 : 17,372 = 17,372 : x - Step 2: Convert to fraction form
9,830/17,372 = 17,372/x - Step 3: Cross multiply
9,830x = 17,372 × 17,372 - Step 4: Simplify right side
9,830x = 301,786,384 - Step 5: Solve for x
x = 301,786,384/9,830 - Step 6: Final answer
x = 30,700.55
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Why These Related Problems?
These problems maintain the same ratio (1.77) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.