Finding the Fourth Proportional to 363,286.80, 544,930.20 and 323,197.20
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Solution
The fourth proportional to 363,286.80, 544,930.20 and 323,197.20 is: 484,795.80
Step by Step Solution
- Step 1: Write the proportion equation
363,286.80 : 544,930.20 = 323,197.20 : x - Step 2: Convert to fraction form
363,286.80/544,930.20 = 323,197.20/x - Step 3: Cross multiply
363,286.80x = 544,930.20 × 323,197.20 - Step 4: Simplify right side
363,286.80x = 176,119,914,835.44 - Step 5: Solve for x
x = 176,119,914,835.44/363,286.80 - Step 6: Final answer
x = 484,795.80
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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.