Finding the Fourth Proportional to 294,661.92, 442,186.47 and 161,635.62
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Solution
The fourth proportional to 294,661.92, 442,186.47 and 161,635.62 is: 242,559.62
Step by Step Solution
- Step 1: Write the proportion equation
294,661.92 : 442,186.47 = 161,635.62 : x - Step 2: Convert to fraction form
294,661.92/442,186.47 = 161,635.62/x - Step 3: Cross multiply
294,661.92x = 442,186.47 × 161,635.62 - Step 4: Simplify right side
294,661.92x = 71,473,084,234.06 - Step 5: Solve for x
x = 71,473,084,234.06/294,661.92 - Step 6: Final answer
x = 242,559.62
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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.