Finding the Fourth Proportional to 296,178.81, 408,596.93 and 173,609.06
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Solution
The fourth proportional to 296,178.81, 408,596.93 and 173,609.06 is: 239,504.39
Step by Step Solution
- Step 1: Write the proportion equation
296,178.81 : 408,596.93 = 173,609.06 : x - Step 2: Convert to fraction form
296,178.81/408,596.93 = 173,609.06/x - Step 3: Cross multiply
296,178.81x = 408,596.93 × 173,609.06 - Step 4: Simplify right side
296,178.81x = 70,936,126,025.16 - Step 5: Solve for x
x = 70,936,126,025.16/296,178.81 - Step 6: Final answer
x = 239,504.39
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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.