Finding the Fourth Proportional to 293,793.05, 440,728.79 and 116,258.54
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Solution
The fourth proportional to 293,793.05, 440,728.79 and 116,258.54 is: 174,403.33
Step by Step Solution
- Step 1: Write the proportion equation
293,793.05 : 440,728.79 = 116,258.54 : x - Step 2: Convert to fraction form
293,793.05/440,728.79 = 116,258.54/x - Step 3: Cross multiply
293,793.05x = 440,728.79 × 116,258.54 - Step 4: Simplify right side
293,793.05x = 51,238,485,661.37 - Step 5: Solve for x
x = 51,238,485,661.37/293,793.05 - Step 6: Final answer
x = 174,403.33
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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.