Finding the Fourth Proportional to 548,840.96, 823,293.84 and 211,883.84
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Solution
The fourth proportional to 548,840.96, 823,293.84 and 211,883.84 is: 317,838.27
Step by Step Solution
- Step 1: Write the proportion equation
548,840.96 : 823,293.84 = 211,883.84 : x - Step 2: Convert to fraction form
548,840.96/823,293.84 = 211,883.84/x - Step 3: Cross multiply
548,840.96x = 823,293.84 × 211,883.84 - Step 4: Simplify right side
548,840.96x = 174,442,660,267.55 - Step 5: Solve for x
x = 174,442,660,267.55/548,840.96 - Step 6: Final answer
x = 317,838.27
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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.