Finding the Fourth Proportional to 531,211.75, 733,072.23 and 292,747.75
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Solution
The fourth proportional to 531,211.75, 733,072.23 and 292,747.75 is: 403,991.90
Step by Step Solution
- Step 1: Write the proportion equation
531,211.75 : 733,072.23 = 292,747.75 : x - Step 2: Convert to fraction form
531,211.75/733,072.23 = 292,747.75/x - Step 3: Cross multiply
531,211.75x = 733,072.23 × 292,747.75 - Step 4: Simplify right side
531,211.75x = 214,605,245,919.98 - Step 5: Solve for x
x = 214,605,245,919.98/531,211.75 - Step 6: Final answer
x = 403,991.90
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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.