Finding the Fourth Proportional to 372,993.46, 559,489.68 and 173,204.60
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Solution
The fourth proportional to 372,993.46, 559,489.68 and 173,204.60 is: 259,806.66
Step by Step Solution
- Step 1: Write the proportion equation
372,993.46 : 559,489.68 = 173,204.60 : x - Step 2: Convert to fraction form
372,993.46/559,489.68 = 173,204.60/x - Step 3: Cross multiply
372,993.46x = 559,489.68 × 173,204.60 - Step 4: Simplify right side
372,993.46x = 96,906,183,431.08 - Step 5: Solve for x
x = 96,906,183,431.08/372,993.46 - Step 6: Final answer
x = 259,806.66
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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.