Finding the Fourth Proportional to 622,183.41, 858,660.35 and 377,239.41
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Solution
The fourth proportional to 622,183.41, 858,660.35 and 377,239.41 is: 520,619.03
Step by Step Solution
- Step 1: Write the proportion equation
622,183.41 : 858,660.35 = 377,239.41 : x - Step 2: Convert to fraction form
622,183.41/858,660.35 = 377,239.41/x - Step 3: Cross multiply
622,183.41x = 858,660.35 × 377,239.41 - Step 4: Simplify right side
622,183.41x = 323,920,521,938.20 - Step 5: Solve for x
x = 323,920,521,938.20/622,183.41 - Step 6: Final answer
x = 520,619.03
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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.