Finding the Fourth Proportional to 237,359.74, 327,556.20 and 129,928.84
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Solution
The fourth proportional to 237,359.74, 327,556.20 and 129,928.84 is: 179,301.67
Step by Step Solution
- Step 1: Write the proportion equation
237,359.74 : 327,556.20 = 129,928.84 : x - Step 2: Convert to fraction form
237,359.74/327,556.20 = 129,928.84/x - Step 3: Cross multiply
237,359.74x = 327,556.20 × 129,928.84 - Step 4: Simplify right side
237,359.74x = 42,558,997,100.81 - Step 5: Solve for x
x = 42,558,997,100.81/237,359.74 - Step 6: Final answer
x = 179,301.67
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1.5x scale
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.