Finding the Fourth Proportional to 237,716.64, 327,859.96 and 202,024.80
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Solution
The fourth proportional to 237,716.64, 327,859.96 and 202,024.80 is: 278,633.60
Step by Step Solution
- Step 1: Write the proportion equation
237,716.64 : 327,859.96 = 202,024.80 : x - Step 2: Convert to fraction form
237,716.64/327,859.96 = 202,024.80/x - Step 3: Cross multiply
237,716.64x = 327,859.96 × 202,024.80 - Step 4: Simplify right side
237,716.64x = 66,235,842,847.01 - Step 5: Solve for x
x = 66,235,842,847.01/237,716.64 - Step 6: Final answer
x = 278,633.60
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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.