Finding the Fourth Proportional to 332,694.52, 499,043.94 and 133,031.68
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Solution
The fourth proportional to 332,694.52, 499,043.94 and 133,031.68 is: 199,548.38
Step by Step Solution
- Step 1: Write the proportion equation
332,694.52 : 499,043.94 = 133,031.68 : x - Step 2: Convert to fraction form
332,694.52/499,043.94 = 133,031.68/x - Step 3: Cross multiply
332,694.52x = 499,043.94 × 133,031.68 - Step 4: Simplify right side
332,694.52x = 66,388,653,732.02 - Step 5: Solve for x
x = 66,388,653,732.02/332,694.52 - Step 6: Final answer
x = 199,548.38
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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.