Finding the Fourth Proportional to 365,442.44, 548,163.18 and 99,242.01
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Solution
The fourth proportional to 365,442.44, 548,163.18 and 99,242.01 is: 148,862.89
Step by Step Solution
- Step 1: Write the proportion equation
365,442.44 : 548,163.18 = 99,242.01 : x - Step 2: Convert to fraction form
365,442.44/548,163.18 = 99,242.01/x - Step 3: Cross multiply
365,442.44x = 548,163.18 × 99,242.01 - Step 4: Simplify right side
365,442.44x = 54,400,815,791.19 - Step 5: Solve for x
x = 54,400,815,791.19/365,442.44 - Step 6: Final answer
x = 148,862.89
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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.