Finding the Third Proportional to 121,274.44 and 263,783.81
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Solution
The third proportional to 121,274.44 and 263,783.81 is: 573,755.70
Step by Step Solution
- Step 1: Write the proportion equation
121,274.44 : 263,783.81 = 263,783.81 : x - Step 2: Convert to fraction form
121,274.44/263,783.81 = 263,783.81/x - Step 3: Cross multiply
121,274.44x = 263,783.81 × 263,783.81 - Step 4: Simplify right side
121,274.44x = 69,581,899,737.04 - Step 5: Solve for x
x = 69,581,899,737.04/121,274.44 - Step 6: Final answer
x = 573,755.70
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.