Finding the Third Proportional to 984,916 and 2,116,944
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Solution
The third proportional to 984,916 and 2,116,944 is: 4,550,085.39
Step by Step Solution
- Step 1: Write the proportion equation
984,916 : 2,116,944 = 2,116,944 : x - Step 2: Convert to fraction form
984,916/2,116,944 = 2,116,944/x - Step 3: Cross multiply
984,916x = 2,116,944 × 2,116,944 - Step 4: Simplify right side
984,916x = 4,481,451,899,136 - Step 5: Solve for x
x = 4,481,451,899,136/984,916 - Step 6: Final answer
x = 4,550,085.39
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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.