Finding the Fourth Proportional to 237,940.26, 328,415.02 and 161,586.80
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Solution
The fourth proportional to 237,940.26, 328,415.02 and 161,586.80 is: 223,028.81
Step by Step Solution
- Step 1: Write the proportion equation
237,940.26 : 328,415.02 = 161,586.80 : x - Step 2: Convert to fraction form
237,940.26/328,415.02 = 161,586.80/x - Step 3: Cross multiply
237,940.26x = 328,415.02 × 161,586.80 - Step 4: Simplify right side
237,940.26x = 53,067,532,153.74 - Step 5: Solve for x
x = 53,067,532,153.74/237,940.26 - Step 6: Final answer
x = 223,028.81
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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.