Finding the Fourth Proportional to 448,624.72, 672,740.12 and 167,945.12
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Solution
The fourth proportional to 448,624.72, 672,740.12 and 167,945.12 is: 251,843.95
Step by Step Solution
- Step 1: Write the proportion equation
448,624.72 : 672,740.12 = 167,945.12 : x - Step 2: Convert to fraction form
448,624.72/672,740.12 = 167,945.12/x - Step 3: Cross multiply
448,624.72x = 672,740.12 × 167,945.12 - Step 4: Simplify right side
448,624.72x = 112,983,420,182.21 - Step 5: Solve for x
x = 112,983,420,182.21/448,624.72 - Step 6: Final answer
x = 251,843.95
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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.