Finding the Fourth Proportional to 323,906.23, 485,859.35 and 166,033.99
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Solution
The fourth proportional to 323,906.23, 485,859.35 and 166,033.99 is: 249,050.99
Step by Step Solution
- Step 1: Write the proportion equation
323,906.23 : 485,859.35 = 166,033.99 : x - Step 2: Convert to fraction form
323,906.23/485,859.35 = 166,033.99/x - Step 3: Cross multiply
323,906.23x = 485,859.35 × 166,033.99 - Step 4: Simplify right side
323,906.23x = 80,669,166,459.31 - Step 5: Solve for x
x = 80,669,166,459.31/323,906.23 - Step 6: Final answer
x = 249,050.99
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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.