Finding the Fourth Proportional to 586,372.28, 879,745.12 and 262,110.65
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Solution
The fourth proportional to 586,372.28, 879,745.12 and 262,110.65 is: 393,249.43
Step by Step Solution
- Step 1: Write the proportion equation
586,372.28 : 879,745.12 = 262,110.65 : x - Step 2: Convert to fraction form
586,372.28/879,745.12 = 262,110.65/x - Step 3: Cross multiply
586,372.28x = 879,745.12 × 262,110.65 - Step 4: Simplify right side
586,372.28x = 230,590,560,183.53 - Step 5: Solve for x
x = 230,590,560,183.53/586,372.28 - Step 6: Final answer
x = 393,249.43
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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.