Finding the Third Proportional to 86,550.75 and 187,863.75
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Solution
The third proportional to 86,550.75 and 187,863.75 is: 407,769.88
Step by Step Solution
- Step 1: Write the proportion equation
86,550.75 : 187,863.75 = 187,863.75 : x - Step 2: Convert to fraction form
86,550.75/187,863.75 = 187,863.75/x - Step 3: Cross multiply
86,550.75x = 187,863.75 × 187,863.75 - Step 4: Simplify right side
86,550.75x = 35,292,788,564.06 - Step 5: Solve for x
x = 35,292,788,564.06/86,550.75 - Step 6: Final answer
x = 407,769.88
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.