Finding the Fourth Proportional to 374,550.53, 516,753.12 and 213,291.23
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Solution
The fourth proportional to 374,550.53, 516,753.12 and 213,291.23 is: 294,269.79
Step by Step Solution
- Step 1: Write the proportion equation
374,550.53 : 516,753.12 = 213,291.23 : x - Step 2: Convert to fraction form
374,550.53/516,753.12 = 213,291.23/x - Step 3: Cross multiply
374,550.53x = 516,753.12 × 213,291.23 - Step 4: Simplify right side
374,550.53x = 110,218,904,920.92 - Step 5: Solve for x
x = 110,218,904,920.92/374,550.53 - Step 6: Final answer
x = 294,269.79
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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.