Finding the Fourth Proportional to 296,072.20, 444,108.30 and 207,425.80
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Solution
The fourth proportional to 296,072.20, 444,108.30 and 207,425.80 is: 311,138.70
Step by Step Solution
- Step 1: Write the proportion equation
296,072.20 : 444,108.30 = 207,425.80 : x - Step 2: Convert to fraction form
296,072.20/444,108.30 = 207,425.80/x - Step 3: Cross multiply
296,072.20x = 444,108.30 × 207,425.80 - Step 4: Simplify right side
296,072.20x = 92,119,519,414.14 - Step 5: Solve for x
x = 92,119,519,414.14/296,072.20 - Step 6: Final answer
x = 311,138.70
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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.