Finding the Fourth Proportional to 374,134.87, 516,286.87 and 204,336.19
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Solution
The fourth proportional to 374,134.87, 516,286.87 and 204,336.19 is: 281,973.43
Step by Step Solution
- Step 1: Write the proportion equation
374,134.87 : 516,286.87 = 204,336.19 : x - Step 2: Convert to fraction form
374,134.87/516,286.87 = 204,336.19/x - Step 3: Cross multiply
374,134.87x = 516,286.87 × 204,336.19 - Step 4: Simplify right side
374,134.87x = 105,496,091,962.83 - Step 5: Solve for x
x = 105,496,091,962.83/374,134.87 - Step 6: Final answer
x = 281,973.43
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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.