Finding the Fourth Proportional to 481,299.87, 664,201.65 and 263,504.88
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Solution
The fourth proportional to 481,299.87, 664,201.65 and 263,504.88 is: 363,641.02
Step by Step Solution
- Step 1: Write the proportion equation
481,299.87 : 664,201.65 = 263,504.88 : x - Step 2: Convert to fraction form
481,299.87/664,201.65 = 263,504.88/x - Step 3: Cross multiply
481,299.87x = 664,201.65 × 263,504.88 - Step 4: Simplify right side
481,299.87x = 175,020,377,067.20 - Step 5: Solve for x
x = 175,020,377,067.20/481,299.87 - Step 6: Final answer
x = 363,641.02
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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.