Finding the Fourth Proportional to 296,289.29, 408,884.49 and 167,253.55
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Solution
The fourth proportional to 296,289.29, 408,884.49 and 167,253.55 is: 230,812.87
Step by Step Solution
- Step 1: Write the proportion equation
296,289.29 : 408,884.49 = 167,253.55 : x - Step 2: Convert to fraction form
296,289.29/408,884.49 = 167,253.55/x - Step 3: Cross multiply
296,289.29x = 408,884.49 × 167,253.55 - Step 4: Simplify right side
296,289.29x = 68,387,381,470.23 - Step 5: Solve for x
x = 68,387,381,470.23/296,289.29 - Step 6: Final answer
x = 230,812.87
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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.