Finding the Fourth Proportional to 362,195.70, 543,293.55 and 268,883.70
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Solution
The fourth proportional to 362,195.70, 543,293.55 and 268,883.70 is: 403,325.55
Step by Step Solution
- Step 1: Write the proportion equation
362,195.70 : 543,293.55 = 268,883.70 : x - Step 2: Convert to fraction form
362,195.70/543,293.55 = 268,883.70/x - Step 3: Cross multiply
362,195.70x = 543,293.55 × 268,883.70 - Step 4: Simplify right side
362,195.70x = 146,082,779,910.14 - Step 5: Solve for x
x = 146,082,779,910.14/362,195.70 - Step 6: Final answer
x = 403,325.55
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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.