Finding the Fourth Proportional to 363,675.61, 545,259.88 and 161,161.44
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Solution
The fourth proportional to 363,675.61, 545,259.88 and 161,161.44 is: 241,629.81
Step by Step Solution
- Step 1: Write the proportion equation
363,675.61 : 545,259.88 = 161,161.44 : x - Step 2: Convert to fraction form
363,675.61/545,259.88 = 161,161.44/x - Step 3: Cross multiply
363,675.61x = 545,259.88 × 161,161.44 - Step 4: Simplify right side
363,675.61x = 87,874,867,435.03 - Step 5: Solve for x
x = 87,874,867,435.03/363,675.61 - Step 6: Final answer
x = 241,629.81
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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.