Finding the Third Proportional to 71,305.13 and 151,356.75
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Solution
The third proportional to 71,305.13 and 151,356.75 is: 321,279.37
Step by Step Solution
- Step 1: Write the proportion equation
71,305.13 : 151,356.75 = 151,356.75 : x - Step 2: Convert to fraction form
71,305.13/151,356.75 = 151,356.75/x - Step 3: Cross multiply
71,305.13x = 151,356.75 × 151,356.75 - Step 4: Simplify right side
71,305.13x = 22,908,865,770.56 - Step 5: Solve for x
x = 22,908,865,770.56/71,305.13 - Step 6: Final answer
x = 321,279.37
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.