Finding the Fourth Proportional to 494,737.52, 682,739.09 and 268,383.02
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Solution
The fourth proportional to 494,737.52, 682,739.09 and 268,383.02 is: 370,369.28
Step by Step Solution
- Step 1: Write the proportion equation
494,737.52 : 682,739.09 = 268,383.02 : x - Step 2: Convert to fraction form
494,737.52/682,739.09 = 268,383.02/x - Step 3: Cross multiply
494,737.52x = 682,739.09 × 268,383.02 - Step 4: Simplify right side
494,737.52x = 183,235,578,846.25 - Step 5: Solve for x
x = 183,235,578,846.25/494,737.52 - Step 6: Final answer
x = 370,369.28
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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.