Finding the Fourth Proportional to 729,244.66, 1,093,866.99 and 196,765.68
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Solution
The fourth proportional to 729,244.66, 1,093,866.99 and 196,765.68 is: 295,148.52
Step by Step Solution
- Step 1: Write the proportion equation
729,244.66 : 1,093,866.99 = 196,765.68 : x - Step 2: Convert to fraction form
729,244.66/1,093,866.99 = 196,765.68/x - Step 3: Cross multiply
729,244.66x = 1,093,866.99 × 196,765.68 - Step 4: Simplify right side
729,244.66x = 215,235,482,116.90 - Step 5: Solve for x
x = 215,235,482,116.90/729,244.66 - Step 6: Final answer
x = 295,148.52
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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.