Finding the Fourth Proportional to 323,907.23, 485,860.85 and 166,034.99
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Solution
The fourth proportional to 323,907.23, 485,860.85 and 166,034.99 is: 249,052.49
Step by Step Solution
- Step 1: Write the proportion equation
323,907.23 : 485,860.85 = 166,034.99 : x - Step 2: Convert to fraction form
323,907.23/485,860.85 = 166,034.99/x - Step 3: Cross multiply
323,907.23x = 485,860.85 × 166,034.99 - Step 4: Simplify right side
323,907.23x = 80,669,901,371.14 - Step 5: Solve for x
x = 80,669,901,371.14/323,907.23 - Step 6: Final answer
x = 249,052.49
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Similar ratio
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1.5x scale
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.