Finding the Fourth Proportional to 437,812.75, 604,181.60 and 236,608.75
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Solution
The fourth proportional to 437,812.75, 604,181.60 and 236,608.75 is: 326,520.08
Step by Step Solution
- Step 1: Write the proportion equation
437,812.75 : 604,181.60 = 236,608.75 : x - Step 2: Convert to fraction form
437,812.75/604,181.60 = 236,608.75/x - Step 3: Cross multiply
437,812.75x = 604,181.60 × 236,608.75 - Step 4: Simplify right side
437,812.75x = 142,954,653,149 - Step 5: Solve for x
x = 142,954,653,149/437,812.75 - Step 6: Final answer
x = 326,520.08
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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.