Finding the Third Proportional to 4,184.75 and 8,715.75
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Solution
The third proportional to 4,184.75 and 8,715.75 is: 18,152.65
Step by Step Solution
- Step 1: Write the proportion equation
4,184.75 : 8,715.75 = 8,715.75 : x - Step 2: Convert to fraction form
4,184.75/8,715.75 = 8,715.75/x - Step 3: Cross multiply
4,184.75x = 8,715.75 × 8,715.75 - Step 4: Simplify right side
4,184.75x = 75,964,298.06 - Step 5: Solve for x
x = 75,964,298.06/4,184.75 - Step 6: Final answer
x = 18,152.65
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Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.