Finding the Fourth Proportional to 226,099.20, 338,857.20 and 173,246.70
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Solution
The fourth proportional to 226,099.20, 338,857.20 and 173,246.70 is: 259,646.61
Step by Step Solution
- Step 1: Write the proportion equation
226,099.20 : 338,857.20 = 173,246.70 : x - Step 2: Convert to fraction form
226,099.20/338,857.20 = 173,246.70/x - Step 3: Cross multiply
226,099.20x = 338,857.20 × 173,246.70 - Step 4: Simplify right side
226,099.20x = 58,705,891,671.24 - Step 5: Solve for x
x = 58,705,891,671.24/226,099.20 - Step 6: Final answer
x = 259,646.61
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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.