Finding the Fourth Proportional to 481,294.13, 664,193.73 and 263,499.13
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Solution
The fourth proportional to 481,294.13, 664,193.73 and 263,499.13 is: 363,633.09
Step by Step Solution
- Step 1: Write the proportion equation
481,294.13 : 664,193.73 = 263,499.13 : x - Step 2: Convert to fraction form
481,294.13/664,193.73 = 263,499.13/x - Step 3: Cross multiply
481,294.13x = 664,193.73 × 263,499.13 - Step 4: Simplify right side
481,294.13x = 175,014,470,006.46 - Step 5: Solve for x
x = 175,014,470,006.46/481,294.13 - Step 6: Final answer
x = 363,633.09
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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.