Finding the Fourth Proportional to 574,861.62, 862,252.34 and 214,964.04
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Solution
The fourth proportional to 574,861.62, 862,252.34 and 214,964.04 is: 322,431.07
Step by Step Solution
- Step 1: Write the proportion equation
574,861.62 : 862,252.34 = 214,964.04 : x - Step 2: Convert to fraction form
574,861.62/862,252.34 = 214,964.04/x - Step 3: Cross multiply
574,861.62x = 862,252.34 × 214,964.04 - Step 4: Simplify right side
574,861.62x = 185,353,245,431.03 - Step 5: Solve for x
x = 185,353,245,431.03/574,861.62 - Step 6: Final answer
x = 322,431.07
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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.