Finding the Fourth Proportional to 362,175.70, 543,263.55 and 268,863.70
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Solution
The fourth proportional to 362,175.70, 543,263.55 and 268,863.70 is: 403,295.55
Step by Step Solution
- Step 1: Write the proportion equation
362,175.70 : 543,263.55 = 268,863.70 : x - Step 2: Convert to fraction form
362,175.70/543,263.55 = 268,863.70/x - Step 3: Cross multiply
362,175.70x = 543,263.55 × 268,863.70 - Step 4: Simplify right side
362,175.70x = 146,063,848,128.14 - Step 5: Solve for x
x = 146,063,848,128.14/362,175.70 - Step 6: Final answer
x = 403,295.55
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Similar ratio
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1.5x scale
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.