Finding the Fourth Proportional to 476,199.44, 657,163.26 and 261,359.50
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Solution
The fourth proportional to 476,199.44, 657,163.26 and 261,359.50 is: 360,680.52
Step by Step Solution
- Step 1: Write the proportion equation
476,199.44 : 657,163.26 = 261,359.50 : x - Step 2: Convert to fraction form
476,199.44/657,163.26 = 261,359.50/x - Step 3: Cross multiply
476,199.44x = 657,163.26 × 261,359.50 - Step 4: Simplify right side
476,199.44x = 171,755,861,051.97 - Step 5: Solve for x
x = 171,755,861,051.97/476,199.44 - Step 6: Final answer
x = 360,680.52
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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.