Finding the Third Proportional to 428,132 and 941,012
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Solution
The third proportional to 428,132 and 941,012 is: 2,068,295.72
Step by Step Solution
- Step 1: Write the proportion equation
428,132 : 941,012 = 941,012 : x - Step 2: Convert to fraction form
428,132/941,012 = 941,012/x - Step 3: Cross multiply
428,132x = 941,012 × 941,012 - Step 4: Simplify right side
428,132x = 885,503,584,144 - Step 5: Solve for x
x = 885,503,584,144/428,132 - Step 6: Final answer
x = 2,068,295.72
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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.