Finding the Fourth Proportional to 364,773.75, 547,163.06 and 115,455.75
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Solution
The fourth proportional to 364,773.75, 547,163.06 and 115,455.75 is: 173,184.39
Step by Step Solution
- Step 1: Write the proportion equation
364,773.75 : 547,163.06 = 115,455.75 : x - Step 2: Convert to fraction form
364,773.75/547,163.06 = 115,455.75/x - Step 3: Cross multiply
364,773.75x = 547,163.06 × 115,455.75 - Step 4: Simplify right side
364,773.75x = 63,173,120,887.32 - Step 5: Solve for x
x = 63,173,120,887.32/364,773.75 - Step 6: Final answer
x = 173,184.39
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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.