Finding the Fourth Proportional to 334,759.42, 502,138.14 and 275,471.74
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Solution
The fourth proportional to 334,759.42, 502,138.14 and 275,471.74 is: 413,206.80
Step by Step Solution
- Step 1: Write the proportion equation
334,759.42 : 502,138.14 = 275,471.74 : x - Step 2: Convert to fraction form
334,759.42/502,138.14 = 275,471.74/x - Step 3: Cross multiply
334,759.42x = 502,138.14 × 275,471.74 - Step 4: Simplify right side
334,759.42x = 138,324,867,146.16 - Step 5: Solve for x
x = 138,324,867,146.16/334,759.42 - Step 6: Final answer
x = 413,206.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.