Finding the Fourth Proportional to 848,742.26, 1,171,240.97 and 466,769.06
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Solution
The fourth proportional to 848,742.26, 1,171,240.97 and 466,769.06 is: 644,128.46
Step by Step Solution
- Step 1: Write the proportion equation
848,742.26 : 1,171,240.97 = 466,769.06 : x - Step 2: Convert to fraction form
848,742.26/1,171,240.97 = 466,769.06/x - Step 3: Cross multiply
848,742.26x = 1,171,240.97 × 466,769.06 - Step 4: Simplify right side
848,742.26x = 546,699,046,600.39 - Step 5: Solve for x
x = 546,699,046,600.39/848,742.26 - Step 6: Final answer
x = 644,128.46
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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.