Finding the Fourth Proportional to 232,305.80, 347,940.30 and 190,833.80
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Solution
The fourth proportional to 232,305.80, 347,940.30 and 190,833.80 is: 285,824.85
Step by Step Solution
- Step 1: Write the proportion equation
232,305.80 : 347,940.30 = 190,833.80 : x - Step 2: Convert to fraction form
232,305.80/347,940.30 = 190,833.80/x - Step 3: Cross multiply
232,305.80x = 347,940.30 × 190,833.80 - Step 4: Simplify right side
232,305.80x = 66,398,769,622.14 - Step 5: Solve for x
x = 66,398,769,622.14/232,305.80 - Step 6: Final answer
x = 285,824.85
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1.5x scale
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.