Finding the Fourth Proportional to 364,778.75, 547,170.56 and 115,460.75
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Solution
The fourth proportional to 364,778.75, 547,170.56 and 115,460.75 is: 173,191.90
Step by Step Solution
- Step 1: Write the proportion equation
364,778.75 : 547,170.56 = 115,460.75 : x - Step 2: Convert to fraction form
364,778.75/547,170.56 = 115,460.75/x - Step 3: Cross multiply
364,778.75x = 547,170.56 × 115,460.75 - Step 4: Simplify right side
364,778.75x = 63,176,723,235.52 - Step 5: Solve for x
x = 63,176,723,235.52/364,778.75 - Step 6: Final answer
x = 173,191.90
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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.