Finding the Fourth Proportional to 192,902.70, 269,441.70 and 192,902.70
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Solution
The fourth proportional to 192,902.70, 269,441.70 and 192,902.70 is: 269,441.70
Step by Step Solution
- Step 1: Write the proportion equation
192,902.70 : 269,441.70 = 192,902.70 : x - Step 2: Convert to fraction form
192,902.70/269,441.70 = 192,902.70/x - Step 3: Cross multiply
192,902.70x = 269,441.70 × 192,902.70 - Step 4: Simplify right side
192,902.70x = 51,976,031,422.59 - Step 5: Solve for x
x = 51,976,031,422.59/192,902.70 - Step 6: Final answer
x = 269,441.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.