Finding the Fourth Proportional to 246,108.80, 369,163.20 and 201,785.60
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Solution
The fourth proportional to 246,108.80, 369,163.20 and 201,785.60 is: 302,678.40
Step by Step Solution
- Step 1: Write the proportion equation
246,108.80 : 369,163.20 = 201,785.60 : x - Step 2: Convert to fraction form
246,108.80/369,163.20 = 201,785.60/x - Step 3: Cross multiply
246,108.80x = 369,163.20 × 201,785.60 - Step 4: Simplify right side
246,108.80x = 74,491,817,809.92 - Step 5: Solve for x
x = 74,491,817,809.92/246,108.80 - Step 6: Final answer
x = 302,678.40
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1.5x scale
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.