Finding the Fourth Proportional to 481,561.53, 664,546.76 and 266,696.99
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Solution
The fourth proportional to 481,561.53, 664,546.76 and 266,696.99 is: 368,037.32
Step by Step Solution
- Step 1: Write the proportion equation
481,561.53 : 664,546.76 = 266,696.99 : x - Step 2: Convert to fraction form
481,561.53/664,546.76 = 266,696.99/x - Step 3: Cross multiply
481,561.53x = 664,546.76 × 266,696.99 - Step 4: Simplify right side
481,561.53x = 177,232,615,950.03 - Step 5: Solve for x
x = 177,232,615,950.03/481,561.53 - Step 6: Final answer
x = 368,037.32
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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.