Finding the Fourth Proportional to 373,821.52, 516,058.74 and 230,660.44
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Solution
The fourth proportional to 373,821.52, 516,058.74 and 230,660.44 is: 318,425.58
Step by Step Solution
- Step 1: Write the proportion equation
373,821.52 : 516,058.74 = 230,660.44 : x - Step 2: Convert to fraction form
373,821.52/516,058.74 = 230,660.44/x - Step 3: Cross multiply
373,821.52x = 516,058.74 × 230,660.44 - Step 4: Simplify right side
373,821.52x = 119,034,336,034.25 - Step 5: Solve for x
x = 119,034,336,034.25/373,821.52 - Step 6: Final answer
x = 318,425.58
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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.