Finding the Fourth Proportional to 582,591.08, 804,431.76 and 455,628.44
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Solution
The fourth proportional to 582,591.08, 804,431.76 and 455,628.44 is: 629,123.92
Step by Step Solution
- Step 1: Write the proportion equation
582,591.08 : 804,431.76 = 455,628.44 : x - Step 2: Convert to fraction form
582,591.08/804,431.76 = 455,628.44/x - Step 3: Cross multiply
582,591.08x = 804,431.76 × 455,628.44 - Step 4: Simplify right side
582,591.08x = 366,521,988,197.73 - Step 5: Solve for x
x = 366,521,988,197.73/582,591.08 - Step 6: Final answer
x = 629,123.92
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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.