Finding the Fourth Proportional to 293,761.44, 440,668.08 and 106,722.72
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Solution
The fourth proportional to 293,761.44, 440,668.08 and 106,722.72 is: 160,093.50
Step by Step Solution
- Step 1: Write the proportion equation
293,761.44 : 440,668.08 = 106,722.72 : x - Step 2: Convert to fraction form
293,761.44/440,668.08 = 106,722.72/x - Step 3: Cross multiply
293,761.44x = 440,668.08 × 106,722.72 - Step 4: Simplify right side
293,761.44x = 47,029,296,114.78 - Step 5: Solve for x
x = 47,029,296,114.78/293,761.44 - Step 6: Final answer
x = 160,093.50
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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.