Finding the Fourth Proportional to 373,817.62, 515,868.14 and 204,051.75
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Solution
The fourth proportional to 373,817.62, 515,868.14 and 204,051.75 is: 281,591.32
Step by Step Solution
- Step 1: Write the proportion equation
373,817.62 : 515,868.14 = 204,051.75 : x - Step 2: Convert to fraction form
373,817.62/515,868.14 = 204,051.75/x - Step 3: Cross multiply
373,817.62x = 515,868.14 × 204,051.75 - Step 4: Simplify right side
373,817.62x = 105,263,796,736.25 - Step 5: Solve for x
x = 105,263,796,736.25/373,817.62 - Step 6: Final answer
x = 281,591.32
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1.5x scale
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.