Finding the Third Proportional to 5,580 and 9,218
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Solution
The third proportional to 5,580 and 9,218 is: 15,227.87
Step by Step Solution
- Step 1: Write the proportion equation
5,580 : 9,218 = 9,218 : x - Step 2: Convert to fraction form
5,580/9,218 = 9,218/x - Step 3: Cross multiply
5,580x = 9,218 × 9,218 - Step 4: Simplify right side
5,580x = 84,971,524 - Step 5: Solve for x
x = 84,971,524/5,580 - Step 6: Final answer
x = 15,227.87
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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.