Finding the Fourth Proportional to 593,286.18, 818,793.63 and 338,675.70
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Solution
The fourth proportional to 593,286.18, 818,793.63 and 338,675.70 is: 467,405.98
Step by Step Solution
- Step 1: Write the proportion equation
593,286.18 : 818,793.63 = 338,675.70 : x - Step 2: Convert to fraction form
593,286.18/818,793.63 = 338,675.70/x - Step 3: Cross multiply
593,286.18x = 818,793.63 × 338,675.70 - Step 4: Simplify right side
593,286.18x = 277,305,505,795.79 - Step 5: Solve for x
x = 277,305,505,795.79/593,286.18 - Step 6: Final answer
x = 467,405.98
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1.5x scale
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.