Finding the Fourth Proportional to 358,785.24, 537,872.24 and 158,996.70
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Solution
The fourth proportional to 358,785.24, 537,872.24 and 158,996.70 is: 238,359.61
Step by Step Solution
- Step 1: Write the proportion equation
358,785.24 : 537,872.24 = 158,996.70 : x - Step 2: Convert to fraction form
358,785.24/537,872.24 = 158,996.70/x - Step 3: Cross multiply
358,785.24x = 537,872.24 × 158,996.70 - Step 4: Simplify right side
358,785.24x = 85,519,911,181.61 - Step 5: Solve for x
x = 85,519,911,181.61/358,785.24 - Step 6: Final answer
x = 238,359.61
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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.