Finding the Fourth Proportional to 269,998.75, 372,546.74 and 162,575.74
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Solution
The fourth proportional to 269,998.75, 372,546.74 and 162,575.74 is: 224,323.49
Step by Step Solution
- Step 1: Write the proportion equation
269,998.75 : 372,546.74 = 162,575.74 : x - Step 2: Convert to fraction form
269,998.75/372,546.74 = 162,575.74/x - Step 3: Cross multiply
269,998.75x = 372,546.74 × 162,575.74 - Step 4: Simplify right side
269,998.75x = 60,567,062,812.21 - Step 5: Solve for x
x = 60,567,062,812.21/269,998.75 - Step 6: Final answer
x = 224,323.49
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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.