Finding the Third Proportional to 91,892.81 and 197,864.44
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Solution
The third proportional to 91,892.81 and 197,864.44 is: 426,043.50
Step by Step Solution
- Step 1: Write the proportion equation
91,892.81 : 197,864.44 = 197,864.44 : x - Step 2: Convert to fraction form
91,892.81/197,864.44 = 197,864.44/x - Step 3: Cross multiply
91,892.81x = 197,864.44 × 197,864.44 - Step 4: Simplify right side
91,892.81x = 39,150,335,627.19 - Step 5: Solve for x
x = 39,150,335,627.19/91,892.81 - Step 6: Final answer
x = 426,043.50
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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.