Finding the Third Proportional to 831,014 and 1,786,152
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Solution
The third proportional to 831,014 and 1,786,152 is: 3,839,091.72
Step by Step Solution
- Step 1: Write the proportion equation
831,014 : 1,786,152 = 1,786,152 : x - Step 2: Convert to fraction form
831,014/1,786,152 = 1,786,152/x - Step 3: Cross multiply
831,014x = 1,786,152 × 1,786,152 - Step 4: Simplify right side
831,014x = 3,190,338,967,104 - Step 5: Solve for x
x = 3,190,338,967,104/831,014 - Step 6: Final answer
x = 3,839,091.72
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.