Finding the Fourth Proportional to 297.96, 446.99 and 297.96
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Solution
The fourth proportional to 297.96, 446.99 and 297.96 is: 446.99
Step by Step Solution
- Step 1: Write the proportion equation
297.96 : 446.99 = 297.96 : x - Step 2: Convert to fraction form
297.96/446.99 = 297.96/x - Step 3: Cross multiply
297.96x = 446.99 × 297.96 - Step 4: Simplify right side
297.96x = 133,183.65 - Step 5: Solve for x
x = 133,183.65/297.96 - Step 6: Final answer
x = 446.99
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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.