Finding the Fourth Proportional to 739,486.68, 1,109,230.04 and 240,850.68
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Solution
The fourth proportional to 739,486.68, 1,109,230.04 and 240,850.68 is: 361,276.03
Step by Step Solution
- Step 1: Write the proportion equation
739,486.68 : 1,109,230.04 = 240,850.68 : x - Step 2: Convert to fraction form
739,486.68/1,109,230.04 = 240,850.68/x - Step 3: Cross multiply
739,486.68x = 1,109,230.04 × 240,850.68 - Step 4: Simplify right side
739,486.68x = 267,158,809,410.43 - Step 5: Solve for x
x = 267,158,809,410.43/739,486.68 - Step 6: Final answer
x = 361,276.03
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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.