Finding the Fourth Proportional to 586,183.14, 878,683.95 and 231,059.70
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Solution
The fourth proportional to 586,183.14, 878,683.95 and 231,059.70 is: 346,356.69
Step by Step Solution
- Step 1: Write the proportion equation
586,183.14 : 878,683.95 = 231,059.70 : x - Step 2: Convert to fraction form
586,183.14/878,683.95 = 231,059.70/x - Step 3: Cross multiply
586,183.14x = 878,683.95 × 231,059.70 - Step 4: Simplify right side
586,183.14x = 203,028,449,881.82 - Step 5: Solve for x
x = 203,028,449,881.82/586,183.14 - Step 6: Final answer
x = 346,356.69
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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.