Finding the Fourth Proportional to 464,797.49, 641,433.26 and 260,861.06
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Solution
The fourth proportional to 464,797.49, 641,433.26 and 260,861.06 is: 359,995.40
Step by Step Solution
- Step 1: Write the proportion equation
464,797.49 : 641,433.26 = 260,861.06 : x - Step 2: Convert to fraction form
464,797.49/641,433.26 = 260,861.06/x - Step 3: Cross multiply
464,797.49x = 641,433.26 × 260,861.06 - Step 4: Simplify right side
464,797.49x = 167,324,957,567.84 - Step 5: Solve for x
x = 167,324,957,567.84/464,797.49 - Step 6: Final answer
x = 359,995.40
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.