Finding the Fourth Proportional to 481,327.50, 664,237.18 and 266,471.14
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Solution
The fourth proportional to 481,327.50, 664,237.18 and 266,471.14 is: 367,733.07
Step by Step Solution
- Step 1: Write the proportion equation
481,327.50 : 664,237.18 = 266,471.14 : x - Step 2: Convert to fraction form
481,327.50/664,237.18 = 266,471.14/x - Step 3: Cross multiply
481,327.50x = 664,237.18 × 266,471.14 - Step 4: Simplify right side
481,327.50x = 177,000,038,584.99 - Step 5: Solve for x
x = 177,000,038,584.99/481,327.50 - Step 6: Final answer
x = 367,733.07
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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.