Finding the Fourth Proportional to 466,482.20, 699,896.10 and 449,202.20
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Solution
The fourth proportional to 466,482.20, 699,896.10 and 449,202.20 is: 673,969.70
Step by Step Solution
- Step 1: Write the proportion equation
466,482.20 : 699,896.10 = 449,202.20 : x - Step 2: Convert to fraction form
466,482.20/699,896.10 = 449,202.20/x - Step 3: Cross multiply
466,482.20x = 699,896.10 × 449,202.20 - Step 4: Simplify right side
466,482.20x = 314,394,867,891.42 - Step 5: Solve for x
x = 314,394,867,891.42/466,482.20 - Step 6: Final answer
x = 673,969.70
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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.