Finding the Fourth Proportional to 358,336.29, 494,491.68 and 197,176.26
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Solution
The fourth proportional to 358,336.29, 494,491.68 and 197,176.26 is: 272,096.42
Step by Step Solution
- Step 1: Write the proportion equation
358,336.29 : 494,491.68 = 197,176.26 : x - Step 2: Convert to fraction form
358,336.29/494,491.68 = 197,176.26/x - Step 3: Cross multiply
358,336.29x = 494,491.68 × 197,176.26 - Step 4: Simplify right side
358,336.29x = 97,502,020,063.52 - Step 5: Solve for x
x = 97,502,020,063.52/358,336.29 - Step 6: Final answer
x = 272,096.42
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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.