Finding the Fourth Proportional to 296,015.24, 408,494.94 and 161,879.24
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Solution
The fourth proportional to 296,015.24, 408,494.94 and 161,879.24 is: 223,390.02
Step by Step Solution
- Step 1: Write the proportion equation
296,015.24 : 408,494.94 = 161,879.24 : x - Step 2: Convert to fraction form
296,015.24/408,494.94 = 161,879.24/x - Step 3: Cross multiply
296,015.24x = 408,494.94 × 161,879.24 - Step 4: Simplify right side
296,015.24x = 66,126,850,431.05 - Step 5: Solve for x
x = 66,126,850,431.05/296,015.24 - Step 6: Final answer
x = 223,390.02
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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.