Finding the Fourth Proportional to 267,236.68, 368,786.76 and 146,379.98
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Solution
The fourth proportional to 267,236.68, 368,786.76 and 146,379.98 is: 202,004.45
Step by Step Solution
- Step 1: Write the proportion equation
267,236.68 : 368,786.76 = 146,379.98 : x - Step 2: Convert to fraction form
267,236.68/368,786.76 = 146,379.98/x - Step 3: Cross multiply
267,236.68x = 368,786.76 × 146,379.98 - Step 4: Simplify right side
267,236.68x = 53,982,998,553.06 - Step 5: Solve for x
x = 53,982,998,553.06/267,236.68 - Step 6: Final answer
x = 202,004.45
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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.