Finding the Fourth Proportional to 372,236.74, 558,082.91 and 119,373.29
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Solution
The fourth proportional to 372,236.74, 558,082.91 and 119,373.29 is: 178,972.65
Step by Step Solution
- Step 1: Write the proportion equation
372,236.74 : 558,082.91 = 119,373.29 : x - Step 2: Convert to fraction form
372,236.74/558,082.91 = 119,373.29/x - Step 3: Cross multiply
372,236.74x = 558,082.91 × 119,373.29 - Step 4: Simplify right side
372,236.74x = 66,620,195,799.52 - Step 5: Solve for x
x = 66,620,195,799.52/372,236.74 - Step 6: Final answer
x = 178,972.65
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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.