Finding the Third Proportional to 2,672.38 and 4,197.75
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Solution
The third proportional to 2,672.38 and 4,197.75 is: 6,593.80
Step by Step Solution
- Step 1: Write the proportion equation
2,672.38 : 4,197.75 = 4,197.75 : x - Step 2: Convert to fraction form
2,672.38/4,197.75 = 4,197.75/x - Step 3: Cross multiply
2,672.38x = 4,197.75 × 4,197.75 - Step 4: Simplify right side
2,672.38x = 17,621,105.06 - Step 5: Solve for x
x = 17,621,105.06/2,672.38 - Step 6: Final answer
x = 6,593.80
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Why These Related Problems?
These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.