Finding the Fourth Proportional to 505,331.26, 757,743.33 and 168,253.18
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Solution
The fourth proportional to 505,331.26, 757,743.33 and 168,253.18 is: 252,295.35
Step by Step Solution
- Step 1: Write the proportion equation
505,331.26 : 757,743.33 = 168,253.18 : x - Step 2: Convert to fraction form
505,331.26/757,743.33 = 168,253.18/x - Step 3: Cross multiply
505,331.26x = 757,743.33 × 168,253.18 - Step 4: Simplify right side
505,331.26x = 127,492,724,896.29 - Step 5: Solve for x
x = 127,492,724,896.29/505,331.26 - Step 6: Final answer
x = 252,295.35
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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.