Finding the Fourth Proportional to 793,995.24, 1,190,733.66 and 261,391.08
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Solution
The fourth proportional to 793,995.24, 1,190,733.66 and 261,391.08 is: 392,001.29
Step by Step Solution
- Step 1: Write the proportion equation
793,995.24 : 1,190,733.66 = 261,391.08 : x - Step 2: Convert to fraction form
793,995.24/1,190,733.66 = 261,391.08/x - Step 3: Cross multiply
793,995.24x = 1,190,733.66 × 261,391.08 - Step 4: Simplify right side
793,995.24x = 311,247,157,379.75 - Step 5: Solve for x
x = 311,247,157,379.75/793,995.24 - Step 6: Final answer
x = 392,001.29
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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.