Finding the Fourth Proportional to 494,201.99, 741,022.01 and 194,520.12
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Solution
The fourth proportional to 494,201.99, 741,022.01 and 194,520.12 is: 291,669.59
Step by Step Solution
- Step 1: Write the proportion equation
494,201.99 : 741,022.01 = 194,520.12 : x - Step 2: Convert to fraction form
494,201.99/741,022.01 = 194,520.12/x - Step 3: Cross multiply
494,201.99x = 741,022.01 × 194,520.12 - Step 4: Simplify right side
494,201.99x = 144,143,690,307.84 - Step 5: Solve for x
x = 144,143,690,307.84/494,201.99 - Step 6: Final answer
x = 291,669.59
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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.