Finding the Third Proportional to 177,234.75 and 388,908.84
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Solution
The third proportional to 177,234.75 and 388,908.84 is: 853,388.45
Step by Step Solution
- Step 1: Write the proportion equation
177,234.75 : 388,908.84 = 388,908.84 : x - Step 2: Convert to fraction form
177,234.75/388,908.84 = 388,908.84/x - Step 3: Cross multiply
177,234.75x = 388,908.84 × 388,908.84 - Step 4: Simplify right side
177,234.75x = 151,250,088,746.96 - Step 5: Solve for x
x = 151,250,088,746.96/177,234.75 - Step 6: Final answer
x = 853,388.45
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.