Finding the Fourth Proportional to 848,640.62, 1,171,132.36 and 466,670
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Solution
The fourth proportional to 848,640.62, 1,171,132.36 and 466,670 is: 644,009.17
Step by Step Solution
- Step 1: Write the proportion equation
848,640.62 : 1,171,132.36 = 466,670 : x - Step 2: Convert to fraction form
848,640.62/1,171,132.36 = 466,670/x - Step 3: Cross multiply
848,640.62x = 1,171,132.36 × 466,670 - Step 4: Simplify right side
848,640.62x = 546,532,338,441.20 - Step 5: Solve for x
x = 546,532,338,441.20/848,640.62 - Step 6: Final answer
x = 644,009.17
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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.