Finding the Fourth Proportional to 264,224.76, 396,337.14 and 77,236.26
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Solution
The fourth proportional to 264,224.76, 396,337.14 and 77,236.26 is: 115,854.39
Step by Step Solution
- Step 1: Write the proportion equation
264,224.76 : 396,337.14 = 77,236.26 : x - Step 2: Convert to fraction form
264,224.76/396,337.14 = 77,236.26/x - Step 3: Cross multiply
264,224.76x = 396,337.14 × 77,236.26 - Step 4: Simplify right side
264,224.76x = 30,611,598,392.70 - Step 5: Solve for x
x = 30,611,598,392.70/264,224.76 - Step 6: Final answer
x = 115,854.39
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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.