Finding the Third Proportional to 914,118 and 1,980,774
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Solution
The third proportional to 914,118 and 1,980,774 is: 4,292,077.87
Step by Step Solution
- Step 1: Write the proportion equation
914,118 : 1,980,774 = 1,980,774 : x - Step 2: Convert to fraction form
914,118/1,980,774 = 1,980,774/x - Step 3: Cross multiply
914,118x = 1,980,774 × 1,980,774 - Step 4: Simplify right side
914,118x = 3,923,465,639,076 - Step 5: Solve for x
x = 3,923,465,639,076/914,118 - Step 6: Final answer
x = 4,292,077.87
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.