Finding the Fourth Proportional to 582,998.77, 804,563.28 and 324,876.07
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Solution
The fourth proportional to 582,998.77, 804,563.28 and 324,876.07 is: 448,342.89
Step by Step Solution
- Step 1: Write the proportion equation
582,998.77 : 804,563.28 = 324,876.07 : x - Step 2: Convert to fraction form
582,998.77/804,563.28 = 324,876.07/x - Step 3: Cross multiply
582,998.77x = 804,563.28 × 324,876.07 - Step 4: Simplify right side
582,998.77x = 261,383,352,952.75 - Step 5: Solve for x
x = 261,383,352,952.75/582,998.77 - Step 6: Final answer
x = 448,342.89
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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.