Finding the Third Proportional to 3,586.78 and 4,975.17
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Solution
The third proportional to 3,586.78 and 4,975.17 is: 6,900.99
Step by Step Solution
- Step 1: Write the proportion equation
3,586.78 : 4,975.17 = 4,975.17 : x - Step 2: Convert to fraction form
3,586.78/4,975.17 = 4,975.17/x - Step 3: Cross multiply
3,586.78x = 4,975.17 × 4,975.17 - Step 4: Simplify right side
3,586.78x = 24,752,335.19 - Step 5: Solve for x
x = 24,752,335.19/3,586.78 - Step 6: Final answer
x = 6,900.99
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.