Finding the Third Proportional to 321,732 and 706,482
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Solution
The third proportional to 321,732 and 706,482 is: 1,551,343.40
Step by Step Solution
- Step 1: Write the proportion equation
321,732 : 706,482 = 706,482 : x - Step 2: Convert to fraction form
321,732/706,482 = 706,482/x - Step 3: Cross multiply
321,732x = 706,482 × 706,482 - Step 4: Simplify right side
321,732x = 499,116,816,324 - Step 5: Solve for x
x = 499,116,816,324/321,732 - Step 6: Final answer
x = 1,551,343.40
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.