Finding the Fourth Proportional to 363,857.62, 545,830.18 and 186,316.96
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Solution
The fourth proportional to 363,857.62, 545,830.18 and 186,316.96 is: 279,497.84
Step by Step Solution
- Step 1: Write the proportion equation
363,857.62 : 545,830.18 = 186,316.96 : x - Step 2: Convert to fraction form
363,857.62/545,830.18 = 186,316.96/x - Step 3: Cross multiply
363,857.62x = 545,830.18 × 186,316.96 - Step 4: Simplify right side
363,857.62x = 101,697,419,813.85 - Step 5: Solve for x
x = 101,697,419,813.85/363,857.62 - Step 6: Final answer
x = 279,497.84
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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.