Finding the Fourth Proportional to 264,438.24, 396,735.12 and 106,585.44
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Solution
The fourth proportional to 264,438.24, 396,735.12 and 106,585.44 is: 159,909.50
Step by Step Solution
- Step 1: Write the proportion equation
264,438.24 : 396,735.12 = 106,585.44 : x - Step 2: Convert to fraction form
264,438.24/396,735.12 = 106,585.44/x - Step 3: Cross multiply
264,438.24x = 396,735.12 × 106,585.44 - Step 4: Simplify right side
264,438.24x = 42,286,187,328.65 - Step 5: Solve for x
x = 42,286,187,328.65/264,438.24 - Step 6: Final answer
x = 159,909.50
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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.