Finding the Fourth Proportional to 273,924.80, 410,854.80 and 74,232.80
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Solution
The fourth proportional to 273,924.80, 410,854.80 and 74,232.80 is: 111,340.42
Step by Step Solution
- Step 1: Write the proportion equation
273,924.80 : 410,854.80 = 74,232.80 : x - Step 2: Convert to fraction form
273,924.80/410,854.80 = 74,232.80/x - Step 3: Cross multiply
273,924.80x = 410,854.80 × 74,232.80 - Step 4: Simplify right side
273,924.80x = 30,498,902,197.44 - Step 5: Solve for x
x = 30,498,902,197.44/273,924.80 - Step 6: Final answer
x = 111,340.42
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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.