Finding the Fourth Proportional to 534,494.23, 737,613.91 and 305,046.95
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Solution
The fourth proportional to 534,494.23, 737,613.91 and 305,046.95 is: 420,971.56
Step by Step Solution
- Step 1: Write the proportion equation
534,494.23 : 737,613.91 = 305,046.95 : x - Step 2: Convert to fraction form
534,494.23/737,613.91 = 305,046.95/x - Step 3: Cross multiply
534,494.23x = 737,613.91 × 305,046.95 - Step 4: Simplify right side
534,494.23x = 225,006,870,216.31 - Step 5: Solve for x
x = 225,006,870,216.31/534,494.23 - Step 6: Final answer
x = 420,971.56
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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.