Finding the Fourth Proportional to 332.99, 499.17 and 124.70
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Solution
The fourth proportional to 332.99, 499.17 and 124.70 is: 186.93
Step by Step Solution
- Step 1: Write the proportion equation
332.99 : 499.17 = 124.70 : x - Step 2: Convert to fraction form
332.99/499.17 = 124.70/x - Step 3: Cross multiply
332.99x = 499.17 × 124.70 - Step 4: Simplify right side
332.99x = 62,247.75 - Step 5: Solve for x
x = 62,247.75/332.99 - Step 6: Final answer
x = 186.93
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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.