Finding the Fourth Proportional to 374,226.99, 516,433.44 and 202,144.95
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Solution
The fourth proportional to 374,226.99, 516,433.44 and 202,144.95 is: 278,960.14
Step by Step Solution
- Step 1: Write the proportion equation
374,226.99 : 516,433.44 = 202,144.95 : x - Step 2: Convert to fraction form
374,226.99/516,433.44 = 202,144.95/x - Step 3: Cross multiply
374,226.99x = 516,433.44 × 202,144.95 - Step 4: Simplify right side
374,226.99x = 104,394,412,665.17 - Step 5: Solve for x
x = 104,394,412,665.17/374,226.99 - Step 6: Final answer
x = 278,960.14
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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.