Finding the Third Proportional to 871,414.88 and 1,320,163.31
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Solution
The third proportional to 871,414.88 and 1,320,163.31 is: 2,000,001.63
Step by Step Solution
- Step 1: Write the proportion equation
871,414.88 : 1,320,163.31 = 1,320,163.31 : x - Step 2: Convert to fraction form
871,414.88/1,320,163.31 = 1,320,163.31/x - Step 3: Cross multiply
871,414.88x = 1,320,163.31 × 1,320,163.31 - Step 4: Simplify right side
871,414.88x = 1,742,831,171,670.97 - Step 5: Solve for x
x = 1,742,831,171,670.97/871,414.88 - Step 6: Final answer
x = 2,000,001.63
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.