Finding the Fourth Proportional to 593,031.68, 818,380.26 and 321,093.96
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Solution
The fourth proportional to 593,031.68, 818,380.26 and 321,093.96 is: 443,107.79
Step by Step Solution
- Step 1: Write the proportion equation
593,031.68 : 818,380.26 = 321,093.96 : x - Step 2: Convert to fraction form
593,031.68/818,380.26 = 321,093.96/x - Step 3: Cross multiply
593,031.68x = 818,380.26 × 321,093.96 - Step 4: Simplify right side
593,031.68x = 262,776,958,469.23 - Step 5: Solve for x
x = 262,776,958,469.23/593,031.68 - Step 6: Final answer
x = 443,107.79
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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.