Finding the Fourth Proportional to 226,183.37, 311,869.34 and 168,722.94
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Solution
The fourth proportional to 226,183.37, 311,869.34 and 168,722.94 is: 232,640.95
Step by Step Solution
- Step 1: Write the proportion equation
226,183.37 : 311,869.34 = 168,722.94 : x - Step 2: Convert to fraction form
226,183.37/311,869.34 = 168,722.94/x - Step 3: Cross multiply
226,183.37x = 311,869.34 × 168,722.94 - Step 4: Simplify right side
226,183.37x = 52,619,512,362.47 - Step 5: Solve for x
x = 52,619,512,362.47/226,183.37 - Step 6: Final answer
x = 232,640.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.