Finding the Fourth Proportional to 481,324.55, 664,201.53 and 263,491.09
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Solution
The fourth proportional to 481,324.55, 664,201.53 and 263,491.09 is: 363,603.28
Step by Step Solution
- Step 1: Write the proportion equation
481,324.55 : 664,201.53 = 263,491.09 : x - Step 2: Convert to fraction form
481,324.55/664,201.53 = 263,491.09/x - Step 3: Cross multiply
481,324.55x = 664,201.53 × 263,491.09 - Step 4: Simplify right side
481,324.55x = 175,011,185,119.37 - Step 5: Solve for x
x = 175,011,185,119.37/481,324.55 - Step 6: Final answer
x = 363,603.28
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1.5x scale
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.