Finding the Third Proportional to 80,305.88 and 174,921.75
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Solution
The third proportional to 80,305.88 and 174,921.75 is: 381,013.45
Step by Step Solution
- Step 1: Write the proportion equation
80,305.88 : 174,921.75 = 174,921.75 : x - Step 2: Convert to fraction form
80,305.88/174,921.75 = 174,921.75/x - Step 3: Cross multiply
80,305.88x = 174,921.75 × 174,921.75 - Step 4: Simplify right side
80,305.88x = 30,597,618,623.06 - Step 5: Solve for x
x = 30,597,618,623.06/80,305.88 - Step 6: Final answer
x = 381,013.45
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.