Finding the Third Proportional to 456,454 and 985,078
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Solution
The third proportional to 456,454 and 985,078 is: 2,125,906.81
Step by Step Solution
- Step 1: Write the proportion equation
456,454 : 985,078 = 985,078 : x - Step 2: Convert to fraction form
456,454/985,078 = 985,078/x - Step 3: Cross multiply
456,454x = 985,078 × 985,078 - Step 4: Simplify right side
456,454x = 970,378,666,084 - Step 5: Solve for x
x = 970,378,666,084/456,454 - Step 6: Final answer
x = 2,125,906.81
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.