Finding the Fourth Proportional to 336.58, 464.67 and 247.99
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Solution
The fourth proportional to 336.58, 464.67 and 247.99 is: 342.37
Step by Step Solution
- Step 1: Write the proportion equation
336.58 : 464.67 = 247.99 : x - Step 2: Convert to fraction form
336.58/464.67 = 247.99/x - Step 3: Cross multiply
336.58x = 464.67 × 247.99 - Step 4: Simplify right side
336.58x = 115,233.51 - Step 5: Solve for x
x = 115,233.51/336.58 - Step 6: Final answer
x = 342.37
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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.