Finding the Fourth Proportional to 254,838.98, 382,207.43 and 242,193.26
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Solution
The fourth proportional to 254,838.98, 382,207.43 and 242,193.26 is: 363,241.39
Step by Step Solution
- Step 1: Write the proportion equation
254,838.98 : 382,207.43 = 242,193.26 : x - Step 2: Convert to fraction form
254,838.98/382,207.43 = 242,193.26/x - Step 3: Cross multiply
254,838.98x = 382,207.43 × 242,193.26 - Step 4: Simplify right side
254,838.98x = 92,568,065,028.92 - Step 5: Solve for x
x = 92,568,065,028.92/254,838.98 - Step 6: Final answer
x = 363,241.39
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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.