Finding the Fourth Proportional to 297,179.75, 410,115.26 and 163,043.75
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Solution
The fourth proportional to 297,179.75, 410,115.26 and 163,043.75 is: 225,004.33
Step by Step Solution
- Step 1: Write the proportion equation
297,179.75 : 410,115.26 = 163,043.75 : x - Step 2: Convert to fraction form
297,179.75/410,115.26 = 163,043.75/x - Step 3: Cross multiply
297,179.75x = 410,115.26 × 163,043.75 - Step 4: Simplify right side
297,179.75x = 66,866,729,922.63 - Step 5: Solve for x
x = 66,866,729,922.63/297,179.75 - Step 6: Final answer
x = 225,004.33
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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.