Finding the Fourth Proportional to 267,380.09, 400,861.96 and 132,350.99
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Solution
The fourth proportional to 267,380.09, 400,861.96 and 132,350.99 is: 198,423.44
Step by Step Solution
- Step 1: Write the proportion equation
267,380.09 : 400,861.96 = 132,350.99 : x - Step 2: Convert to fraction form
267,380.09/400,861.96 = 132,350.99/x - Step 3: Cross multiply
267,380.09x = 400,861.96 × 132,350.99 - Step 4: Simplify right side
267,380.09x = 53,054,477,259.34 - Step 5: Solve for x
x = 53,054,477,259.34/267,380.09 - Step 6: Final answer
x = 198,423.44
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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.