Finding the Third Proportional to 917,262 and 1,945,530
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Solution
The third proportional to 917,262 and 1,945,530 is: 4,126,505.82
Step by Step Solution
- Step 1: Write the proportion equation
917,262 : 1,945,530 = 1,945,530 : x - Step 2: Convert to fraction form
917,262/1,945,530 = 1,945,530/x - Step 3: Cross multiply
917,262x = 1,945,530 × 1,945,530 - Step 4: Simplify right side
917,262x = 3,785,086,980,900 - Step 5: Solve for x
x = 3,785,086,980,900/917,262 - Step 6: Final answer
x = 4,126,505.82
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.