Finding the Fourth Proportional to 672,074.23, 927,459.66 and 366,149.67
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Solution
The fourth proportional to 672,074.23, 927,459.66 and 366,149.67 is: 505,285.03
Step by Step Solution
- Step 1: Write the proportion equation
672,074.23 : 927,459.66 = 366,149.67 : x - Step 2: Convert to fraction form
672,074.23/927,459.66 = 366,149.67/x - Step 3: Cross multiply
672,074.23x = 927,459.66 × 366,149.67 - Step 4: Simplify right side
672,074.23x = 339,589,048,447.31 - Step 5: Solve for x
x = 339,589,048,447.31/672,074.23 - Step 6: Final answer
x = 505,285.03
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1.5x scale
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.