Finding the Third Proportional to 764,517 and 1,214,577
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Solution
The third proportional to 764,517 and 1,214,577 is: 1,929,580.75
Step by Step Solution
- Step 1: Write the proportion equation
764,517 : 1,214,577 = 1,214,577 : x - Step 2: Convert to fraction form
764,517/1,214,577 = 1,214,577/x - Step 3: Cross multiply
764,517x = 1,214,577 × 1,214,577 - Step 4: Simplify right side
764,517x = 1,475,197,288,929 - Step 5: Solve for x
x = 1,475,197,288,929/764,517 - Step 6: Final answer
x = 1,929,580.75
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Why These Related Problems?
These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.