Finding the Fourth Proportional to 590,213.10, 885,319.65 and 235,481.70
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Solution
The fourth proportional to 590,213.10, 885,319.65 and 235,481.70 is: 353,222.55
Step by Step Solution
- Step 1: Write the proportion equation
590,213.10 : 885,319.65 = 235,481.70 : x - Step 2: Convert to fraction form
590,213.10/885,319.65 = 235,481.70/x - Step 3: Cross multiply
590,213.10x = 885,319.65 × 235,481.70 - Step 4: Simplify right side
590,213.10x = 208,476,576,225.41 - Step 5: Solve for x
x = 208,476,576,225.41/590,213.10 - Step 6: Final answer
x = 353,222.55
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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.