Finding the Fourth Proportional to 303,296.44, 418,546.19 and 167,331.49
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Solution
The fourth proportional to 303,296.44, 418,546.19 and 167,331.49 is: 230,915.86
Step by Step Solution
- Step 1: Write the proportion equation
303,296.44 : 418,546.19 = 167,331.49 : x - Step 2: Convert to fraction form
303,296.44/418,546.19 = 167,331.49/x - Step 3: Cross multiply
303,296.44x = 418,546.19 × 167,331.49 - Step 4: Simplify right side
303,296.44x = 70,035,957,606.52 - Step 5: Solve for x
x = 70,035,957,606.52/303,296.44 - Step 6: Final answer
x = 230,915.86
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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.