Finding the Third Proportional to 811,762 and 1,764,812
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Solution
The third proportional to 811,762 and 1,764,812 is: 3,836,791.32
Step by Step Solution
- Step 1: Write the proportion equation
811,762 : 1,764,812 = 1,764,812 : x - Step 2: Convert to fraction form
811,762/1,764,812 = 1,764,812/x - Step 3: Cross multiply
811,762x = 1,764,812 × 1,764,812 - Step 4: Simplify right side
811,762x = 3,114,561,395,344 - Step 5: Solve for x
x = 3,114,561,395,344/811,762 - Step 6: Final answer
x = 3,836,791.32
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.