Finding the Fourth Proportional to 437,593.75, 603,879.93 and 236,389.75
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Solution
The fourth proportional to 437,593.75, 603,879.93 and 236,389.75 is: 326,218.15
Step by Step Solution
- Step 1: Write the proportion equation
437,593.75 : 603,879.93 = 236,389.75 : x - Step 2: Convert to fraction form
437,593.75/603,879.93 = 236,389.75/x - Step 3: Cross multiply
437,593.75x = 603,879.93 × 236,389.75 - Step 4: Simplify right side
437,593.75x = 142,751,025,682.72 - Step 5: Solve for x
x = 142,751,025,682.72/437,593.75 - Step 6: Final answer
x = 326,218.15
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.