Finding the Third Proportional to 984,898 and 2,116,916
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Solution
The third proportional to 984,898 and 2,116,916 is: 4,550,048.18
Step by Step Solution
- Step 1: Write the proportion equation
984,898 : 2,116,916 = 2,116,916 : x - Step 2: Convert to fraction form
984,898/2,116,916 = 2,116,916/x - Step 3: Cross multiply
984,898x = 2,116,916 × 2,116,916 - Step 4: Simplify right side
984,898x = 4,481,333,351,056 - Step 5: Solve for x
x = 4,481,333,351,056/984,898 - Step 6: Final answer
x = 4,550,048.18
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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.