Finding the Fourth Proportional to 267,380.23, 400,862.10 and 132,351.09
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Solution
The fourth proportional to 267,380.23, 400,862.10 and 132,351.09 is: 198,423.56
Step by Step Solution
- Step 1: Write the proportion equation
267,380.23 : 400,862.10 = 132,351.09 : x - Step 2: Convert to fraction form
267,380.23/400,862.10 = 132,351.09/x - Step 3: Cross multiply
267,380.23x = 400,862.10 × 132,351.09 - Step 4: Simplify right side
267,380.23x = 53,054,535,874.69 - Step 5: Solve for x
x = 53,054,535,874.69/267,380.23 - Step 6: Final answer
x = 198,423.56
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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.