Finding the Fourth Proportional to 488,576.20, 733,037.10 and 471,296.20
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Solution
The fourth proportional to 488,576.20, 733,037.10 and 471,296.20 is: 707,110.99
Step by Step Solution
- Step 1: Write the proportion equation
488,576.20 : 733,037.10 = 471,296.20 : x - Step 2: Convert to fraction form
488,576.20/733,037.10 = 471,296.20/x - Step 3: Cross multiply
488,576.20x = 733,037.10 × 471,296.20 - Step 4: Simplify right side
488,576.20x = 345,477,599,689.02 - Step 5: Solve for x
x = 345,477,599,689.02/488,576.20 - Step 6: Final answer
x = 707,110.99
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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.