Finding the Fourth Proportional to 317,086.26, 437,567.35 and 173,843.14
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Solution
The fourth proportional to 317,086.26, 437,567.35 and 173,843.14 is: 239,897.12
Step by Step Solution
- Step 1: Write the proportion equation
317,086.26 : 437,567.35 = 173,843.14 : x - Step 2: Convert to fraction form
317,086.26/437,567.35 = 173,843.14/x - Step 3: Cross multiply
317,086.26x = 437,567.35 × 173,843.14 - Step 4: Simplify right side
317,086.26x = 76,068,082,085.48 - Step 5: Solve for x
x = 76,068,082,085.48/317,086.26 - Step 6: Final answer
x = 239,897.12
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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.