Finding the Fourth Proportional to 481,336.37, 664,218.93 and 263,503.28
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Solution
The fourth proportional to 481,336.37, 664,218.93 and 263,503.28 is: 363,620.70
Step by Step Solution
- Step 1: Write the proportion equation
481,336.37 : 664,218.93 = 263,503.28 : x - Step 2: Convert to fraction form
481,336.37/664,218.93 = 263,503.28/x - Step 3: Cross multiply
481,336.37x = 664,218.93 × 263,503.28 - Step 4: Simplify right side
481,336.37x = 175,023,866,693.09 - Step 5: Solve for x
x = 175,023,866,693.09/481,336.37 - Step 6: Final answer
x = 363,620.70
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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.