Finding the Fourth Proportional to 263,450.23, 363,570.12 and 161,455.99
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Solution
The fourth proportional to 263,450.23, 363,570.12 and 161,455.99 is: 222,814.66
Step by Step Solution
- Step 1: Write the proportion equation
263,450.23 : 363,570.12 = 161,455.99 : x - Step 2: Convert to fraction form
263,450.23/363,570.12 = 161,455.99/x - Step 3: Cross multiply
263,450.23x = 363,570.12 × 161,455.99 - Step 4: Simplify right side
263,450.23x = 58,700,573,659.02 - Step 5: Solve for x
x = 58,700,573,659.02/263,450.23 - Step 6: Final answer
x = 222,814.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.