Finding the Fourth Proportional to 226,063.70, 338,803.95 and 173,211.20
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Solution
The fourth proportional to 226,063.70, 338,803.95 and 173,211.20 is: 259,593.37
Step by Step Solution
- Step 1: Write the proportion equation
226,063.70 : 338,803.95 = 173,211.20 : x - Step 2: Convert to fraction form
226,063.70/338,803.95 = 173,211.20/x - Step 3: Cross multiply
226,063.70x = 338,803.95 × 173,211.20 - Step 4: Simplify right side
226,063.70x = 58,684,638,744.24 - Step 5: Solve for x
x = 58,684,638,744.24/226,063.70 - Step 6: Final answer
x = 259,593.37
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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.