Finding the Fourth Proportional to 269,236.84, 403,408.86 and 163,736.68
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Solution
The fourth proportional to 269,236.84, 403,408.86 and 163,736.68 is: 245,333.54
Step by Step Solution
- Step 1: Write the proportion equation
269,236.84 : 403,408.86 = 163,736.68 : x - Step 2: Convert to fraction form
269,236.84/403,408.86 = 163,736.68/x - Step 3: Cross multiply
269,236.84x = 403,408.86 × 163,736.68 - Step 4: Simplify right side
269,236.84x = 66,052,827,418.98 - Step 5: Solve for x
x = 66,052,827,418.98/269,236.84 - Step 6: Final answer
x = 245,333.54
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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.