Finding the Fourth Proportional to 481,294.68, 664,191.91 and 266,438.33
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Solution
The fourth proportional to 481,294.68, 664,191.91 and 266,438.33 is: 367,687.80
Step by Step Solution
- Step 1: Write the proportion equation
481,294.68 : 664,191.91 = 266,438.33 : x - Step 2: Convert to fraction form
481,294.68/664,191.91 = 266,438.33/x - Step 3: Cross multiply
481,294.68x = 664,191.91 × 266,438.33 - Step 4: Simplify right side
481,294.68x = 176,966,183,299.91 - Step 5: Solve for x
x = 176,966,183,299.91/481,294.68 - Step 6: Final answer
x = 367,687.80
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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.