Finding the Third Proportional to 823,079 and 1,796,980
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Solution
The third proportional to 823,079 and 1,796,980 is: 3,923,240.81
Step by Step Solution
- Step 1: Write the proportion equation
823,079 : 1,796,980 = 1,796,980 : x - Step 2: Convert to fraction form
823,079/1,796,980 = 1,796,980/x - Step 3: Cross multiply
823,079x = 1,796,980 × 1,796,980 - Step 4: Simplify right side
823,079x = 3,229,137,120,400 - Step 5: Solve for x
x = 3,229,137,120,400/823,079 - Step 6: Final answer
x = 3,923,240.81
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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.