Finding the Fourth Proportional to 335,986.38, 503,713.08 and 167,414.85
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Solution
The fourth proportional to 335,986.38, 503,713.08 and 167,414.85 is: 250,989.49
Step by Step Solution
- Step 1: Write the proportion equation
335,986.38 : 503,713.08 = 167,414.85 : x - Step 2: Convert to fraction form
335,986.38/503,713.08 = 167,414.85/x - Step 3: Cross multiply
335,986.38x = 503,713.08 × 167,414.85 - Step 4: Simplify right side
335,986.38x = 84,329,049,731.24 - Step 5: Solve for x
x = 84,329,049,731.24/335,986.38 - Step 6: Final answer
x = 250,989.49
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1.5x scale
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.