Finding the Fourth Proportional to 667,674.73, 1,001,513.33 and 162,236.12
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Solution
The fourth proportional to 667,674.73, 1,001,513.33 and 162,236.12 is: 243,354.48
Step by Step Solution
- Step 1: Write the proportion equation
667,674.73 : 1,001,513.33 = 162,236.12 : x - Step 2: Convert to fraction form
667,674.73/1,001,513.33 = 162,236.12/x - Step 3: Cross multiply
667,674.73x = 1,001,513.33 × 162,236.12 - Step 4: Simplify right side
667,674.73x = 162,481,635,976.30 - Step 5: Solve for x
x = 162,481,635,976.30/667,674.73 - Step 6: Final answer
x = 243,354.48
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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.