Finding the Fourth Proportional to 482,144.70, 723,352.44 and 178,534.26
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Solution
The fourth proportional to 482,144.70, 723,352.44 and 178,534.26 is: 267,851.52
Step by Step Solution
- Step 1: Write the proportion equation
482,144.70 : 723,352.44 = 178,534.26 : x - Step 2: Convert to fraction form
482,144.70/723,352.44 = 178,534.26/x - Step 3: Cross multiply
482,144.70x = 723,352.44 × 178,534.26 - Step 4: Simplify right side
482,144.70x = 129,143,192,594.59 - Step 5: Solve for x
x = 129,143,192,594.59/482,144.70 - Step 6: Final answer
x = 267,851.52
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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.