Finding the Fourth Proportional to 264,636.38, 396,953.97 and 114,857.26
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Solution
The fourth proportional to 264,636.38, 396,953.97 and 114,857.26 is: 172,285.62
Step by Step Solution
- Step 1: Write the proportion equation
264,636.38 : 396,953.97 = 114,857.26 : x - Step 2: Convert to fraction form
264,636.38/396,953.97 = 114,857.26/x - Step 3: Cross multiply
264,636.38x = 396,953.97 × 114,857.26 - Step 4: Simplify right side
264,636.38x = 45,593,043,917.22 - Step 5: Solve for x
x = 45,593,043,917.22/264,636.38 - Step 6: Final answer
x = 172,285.62
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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.