Finding the Third Proportional to 2,861.18 and 6,153.79
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Solution
The third proportional to 2,861.18 and 6,153.79 is: 13,235.46
Step by Step Solution
- Step 1: Write the proportion equation
2,861.18 : 6,153.79 = 6,153.79 : x - Step 2: Convert to fraction form
2,861.18/6,153.79 = 6,153.79/x - Step 3: Cross multiply
2,861.18x = 6,153.79 × 6,153.79 - Step 4: Simplify right side
2,861.18x = 37,869,071.75 - Step 5: Solve for x
x = 37,869,071.75/2,861.18 - Step 6: Final answer
x = 13,235.46
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.