Finding the Fourth Proportional to 266,596.24, 367,891.64 and 157,771.12
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Solution
The fourth proportional to 266,596.24, 367,891.64 and 157,771.12 is: 217,717.53
Step by Step Solution
- Step 1: Write the proportion equation
266,596.24 : 367,891.64 = 157,771.12 : x - Step 2: Convert to fraction form
266,596.24/367,891.64 = 157,771.12/x - Step 3: Cross multiply
266,596.24x = 367,891.64 × 157,771.12 - Step 4: Simplify right side
266,596.24x = 58,042,676,081.44 - Step 5: Solve for x
x = 58,042,676,081.44/266,596.24 - Step 6: Final answer
x = 217,717.53
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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.