Finding the Third Proportional to 976,879 and 2,082,790
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Solution
The third proportional to 976,879 and 2,082,790 is: 4,440,687.32
Step by Step Solution
- Step 1: Write the proportion equation
976,879 : 2,082,790 = 2,082,790 : x - Step 2: Convert to fraction form
976,879/2,082,790 = 2,082,790/x - Step 3: Cross multiply
976,879x = 2,082,790 × 2,082,790 - Step 4: Simplify right side
976,879x = 4,338,014,184,100 - Step 5: Solve for x
x = 4,338,014,184,100/976,879 - Step 6: Final answer
x = 4,440,687.32
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Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.