Finding the Fourth Proportional to 317,480.92, 476,232.36 and 159,623.32
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Solution
The fourth proportional to 317,480.92, 476,232.36 and 159,623.32 is: 239,440.50
Step by Step Solution
- Step 1: Write the proportion equation
317,480.92 : 476,232.36 = 159,623.32 : x - Step 2: Convert to fraction form
317,480.92/476,232.36 = 159,623.32/x - Step 3: Cross multiply
317,480.92x = 476,232.36 × 159,623.32 - Step 4: Simplify right side
317,480.92x = 76,017,790,394.64 - Step 5: Solve for x
x = 76,017,790,394.64/317,480.92 - Step 6: Final answer
x = 239,440.50
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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.