Finding the Fourth Proportional to 524,617.26, 787,174.81 and 271,850.48
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Solution
The fourth proportional to 524,617.26, 787,174.81 and 271,850.48 is: 407,904.71
Step by Step Solution
- Step 1: Write the proportion equation
524,617.26 : 787,174.81 = 271,850.48 : x - Step 2: Convert to fraction form
524,617.26/787,174.81 = 271,850.48/x - Step 3: Cross multiply
524,617.26x = 787,174.81 × 271,850.48 - Step 4: Simplify right side
524,617.26x = 213,993,848,278.81 - Step 5: Solve for x
x = 213,993,848,278.81/524,617.26 - Step 6: Final answer
x = 407,904.71
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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.