Finding the Fourth Proportional to 366,691.19, 550,037.23 and 100,453.99
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Solution
The fourth proportional to 366,691.19, 550,037.23 and 100,453.99 is: 150,681.11
Step by Step Solution
- Step 1: Write the proportion equation
366,691.19 : 550,037.23 = 100,453.99 : x - Step 2: Convert to fraction form
366,691.19/550,037.23 = 100,453.99/x - Step 3: Cross multiply
366,691.19x = 550,037.23 × 100,453.99 - Step 4: Simplify right side
366,691.19x = 55,253,434,402.05 - Step 5: Solve for x
x = 55,253,434,402.05/366,691.19 - Step 6: Final answer
x = 150,681.11
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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.