Finding the Fourth Proportional to 296,234.72, 408,778.42 and 167,166.08
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Solution
The fourth proportional to 296,234.72, 408,778.42 and 167,166.08 is: 230,674.80
Step by Step Solution
- Step 1: Write the proportion equation
296,234.72 : 408,778.42 = 167,166.08 : x - Step 2: Convert to fraction form
296,234.72/408,778.42 = 167,166.08/x - Step 3: Cross multiply
296,234.72x = 408,778.42 × 167,166.08 - Step 4: Simplify right side
296,234.72x = 68,333,886,059.99 - Step 5: Solve for x
x = 68,333,886,059.99/296,234.72 - Step 6: Final answer
x = 230,674.80
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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.