Finding the Fourth Proportional to 267,381.36, 368,848.25 and 181,311.23
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Solution
The fourth proportional to 267,381.36, 368,848.25 and 181,311.23 is: 250,115.90
Step by Step Solution
- Step 1: Write the proportion equation
267,381.36 : 368,848.25 = 181,311.23 : x - Step 2: Convert to fraction form
267,381.36/368,848.25 = 181,311.23/x - Step 3: Cross multiply
267,381.36x = 368,848.25 × 181,311.23 - Step 4: Simplify right side
267,381.36x = 66,876,330,586.33 - Step 5: Solve for x
x = 66,876,330,586.33/267,381.36 - Step 6: Final answer
x = 250,115.90
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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.