Finding the Third Proportional to 984,879 and 2,116,874.25
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Solution
The third proportional to 984,879 and 2,116,874.25 is: 4,549,956.48
Step by Step Solution
- Step 1: Write the proportion equation
984,879 : 2,116,874.25 = 2,116,874.25 : x - Step 2: Convert to fraction form
984,879/2,116,874.25 = 2,116,874.25/x - Step 3: Cross multiply
984,879x = 2,116,874.25 × 2,116,874.25 - Step 4: Simplify right side
984,879x = 4,481,156,590,313.06 - Step 5: Solve for x
x = 4,481,156,590,313.06/984,879 - Step 6: Final answer
x = 4,549,956.48
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.