Finding the Fourth Proportional to 293,989.44, 440,982.52 and 107,000.94
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Solution
The fourth proportional to 293,989.44, 440,982.52 and 107,000.94 is: 160,500.81
Step by Step Solution
- Step 1: Write the proportion equation
293,989.44 : 440,982.52 = 107,000.94 : x - Step 2: Convert to fraction form
293,989.44/440,982.52 = 107,000.94/x - Step 3: Cross multiply
293,989.44x = 440,982.52 × 107,000.94 - Step 4: Simplify right side
293,989.44x = 47,185,544,163.57 - Step 5: Solve for x
x = 47,185,544,163.57/293,989.44 - Step 6: Final answer
x = 160,500.81
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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.