Finding the Fourth Proportional to 548,660.94, 822,243.50 and 264,330.80
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Solution
The fourth proportional to 548,660.94, 822,243.50 and 264,330.80 is: 396,135.88
Step by Step Solution
- Step 1: Write the proportion equation
548,660.94 : 822,243.50 = 264,330.80 : x - Step 2: Convert to fraction form
548,660.94/822,243.50 = 264,330.80/x - Step 3: Cross multiply
548,660.94x = 822,243.50 × 264,330.80 - Step 4: Simplify right side
548,660.94x = 217,344,282,149.80 - Step 5: Solve for x
x = 217,344,282,149.80/548,660.94 - Step 6: Final answer
x = 396,135.88
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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.