Finding the Third Proportional to 696,835.50 and 981,330
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Solution
The third proportional to 696,835.50 and 981,330 is: 1,381,974.04
Step by Step Solution
- Step 1: Write the proportion equation
696,835.50 : 981,330 = 981,330 : x - Step 2: Convert to fraction form
696,835.50/981,330 = 981,330/x - Step 3: Cross multiply
696,835.50x = 981,330 × 981,330 - Step 4: Simplify right side
696,835.50x = 963,008,568,900 - Step 5: Solve for x
x = 963,008,568,900/696,835.50 - Step 6: Final answer
x = 1,381,974.04
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Why These Related Problems?
These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.