Finding the Fourth Proportional to 481,094.44, 721,715.47 and 348,972.30
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Solution
The fourth proportional to 481,094.44, 721,715.47 and 348,972.30 is: 523,511.99
Step by Step Solution
- Step 1: Write the proportion equation
481,094.44 : 721,715.47 = 348,972.30 : x - Step 2: Convert to fraction form
481,094.44/721,715.47 = 348,972.30/x - Step 3: Cross multiply
481,094.44x = 721,715.47 × 348,972.30 - Step 4: Simplify right side
481,094.44x = 251,858,706,639.05 - Step 5: Solve for x
x = 251,858,706,639.05/481,094.44 - Step 6: Final answer
x = 523,511.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.