Finding the Fourth Proportional to 341,558.68, 471,451.08 and 198,383.08
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Solution
The fourth proportional to 341,558.68, 471,451.08 and 198,383.08 is: 273,826.79
Step by Step Solution
- Step 1: Write the proportion equation
341,558.68 : 471,451.08 = 198,383.08 : x - Step 2: Convert to fraction form
341,558.68/471,451.08 = 198,383.08/x - Step 3: Cross multiply
341,558.68x = 471,451.08 × 198,383.08 - Step 4: Simplify right side
341,558.68x = 93,527,917,319.73 - Step 5: Solve for x
x = 93,527,917,319.73/341,558.68 - Step 6: Final answer
x = 273,826.79
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1.5x scale
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.