Finding the Third Proportional to 155,790.42 and 222,763.92
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Solution
The third proportional to 155,790.42 and 222,763.92 is: 318,528.98
Step by Step Solution
- Step 1: Write the proportion equation
155,790.42 : 222,763.92 = 222,763.92 : x - Step 2: Convert to fraction form
155,790.42/222,763.92 = 222,763.92/x - Step 3: Cross multiply
155,790.42x = 222,763.92 × 222,763.92 - Step 4: Simplify right side
155,790.42x = 49,623,764,889.13 - Step 5: Solve for x
x = 49,623,764,889.13/155,790.42 - Step 6: Final answer
x = 318,528.98
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Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.