Finding the Fourth Proportional to 533,771.12, 800,928.21 and 234,173.99
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Solution
The fourth proportional to 533,771.12, 800,928.21 and 234,173.99 is: 351,380.11
Step by Step Solution
- Step 1: Write the proportion equation
533,771.12 : 800,928.21 = 234,173.99 : x - Step 2: Convert to fraction form
533,771.12/800,928.21 = 234,173.99/x - Step 3: Cross multiply
533,771.12x = 800,928.21 × 234,173.99 - Step 4: Simplify right side
533,771.12x = 187,556,554,639.26 - Step 5: Solve for x
x = 187,556,554,639.26/533,771.12 - Step 6: Final answer
x = 351,380.11
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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.