Finding the Fourth Proportional to 277,759.97, 416,553.82 and 100,243.91
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Solution
The fourth proportional to 277,759.97, 416,553.82 and 100,243.91 is: 150,334.78
Step by Step Solution
- Step 1: Write the proportion equation
277,759.97 : 416,553.82 = 100,243.91 : x - Step 2: Convert to fraction form
277,759.97/416,553.82 = 100,243.91/x - Step 3: Cross multiply
277,759.97x = 416,553.82 × 100,243.91 - Step 4: Simplify right side
277,759.97x = 41,756,983,642.24 - Step 5: Solve for x
x = 41,756,983,642.24/277,759.97 - Step 6: Final answer
x = 150,334.78
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.