Finding the Fourth Proportional to 197,244.30, 295,778.97 and 122,361.42
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Solution
The fourth proportional to 197,244.30, 295,778.97 and 122,361.42 is: 183,487.86
Step by Step Solution
- Step 1: Write the proportion equation
197,244.30 : 295,778.97 = 122,361.42 : x - Step 2: Convert to fraction form
197,244.30/295,778.97 = 122,361.42/x - Step 3: Cross multiply
197,244.30x = 295,778.97 × 122,361.42 - Step 4: Simplify right side
197,244.30x = 36,191,934,775.34 - Step 5: Solve for x
x = 36,191,934,775.34/197,244.30 - Step 6: Final answer
x = 183,487.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.