Finding the Fourth Proportional to 363,486.97, 545,341.62 and 186,119.44
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Solution
The fourth proportional to 363,486.97, 545,341.62 and 186,119.44 is: 279,236.08
Step by Step Solution
- Step 1: Write the proportion equation
363,486.97 : 545,341.62 = 186,119.44 : x - Step 2: Convert to fraction form
363,486.97/545,341.62 = 186,119.44/x - Step 3: Cross multiply
363,486.97x = 545,341.62 × 186,119.44 - Step 4: Simplify right side
363,486.97x = 101,498,676,923.09 - Step 5: Solve for x
x = 101,498,676,923.09/363,486.97 - Step 6: Final answer
x = 279,236.08
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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.