Finding the Fourth Proportional to 336,302.20, 504,453.30 and 125,912.80
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Solution
The fourth proportional to 336,302.20, 504,453.30 and 125,912.80 is: 188,869.20
Step by Step Solution
- Step 1: Write the proportion equation
336,302.20 : 504,453.30 = 125,912.80 : x - Step 2: Convert to fraction form
336,302.20/504,453.30 = 125,912.80/x - Step 3: Cross multiply
336,302.20x = 504,453.30 × 125,912.80 - Step 4: Simplify right side
336,302.20x = 63,517,127,472.24 - Step 5: Solve for x
x = 63,517,127,472.24/336,302.20 - Step 6: Final answer
x = 188,869.20
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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.