Finding the Fourth Proportional to 373,902.10, 560,735.49 and 121,123.94
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Solution
The fourth proportional to 373,902.10, 560,735.49 and 121,123.94 is: 181,647.79
Step by Step Solution
- Step 1: Write the proportion equation
373,902.10 : 560,735.49 = 121,123.94 : x - Step 2: Convert to fraction form
373,902.10/560,735.49 = 121,123.94/x - Step 3: Cross multiply
373,902.10x = 560,735.49 × 121,123.94 - Step 4: Simplify right side
373,902.10x = 67,918,491,846.63 - Step 5: Solve for x
x = 67,918,491,846.63/373,902.10 - Step 6: Final answer
x = 181,647.79
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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.