Finding the Fourth Proportional to 751,770.84, 1,037,491 and 412,239.08
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Solution
The fourth proportional to 751,770.84, 1,037,491 and 412,239.08 is: 568,915.84
Step by Step Solution
- Step 1: Write the proportion equation
751,770.84 : 1,037,491 = 412,239.08 : x - Step 2: Convert to fraction form
751,770.84/1,037,491 = 412,239.08/x - Step 3: Cross multiply
751,770.84x = 1,037,491 × 412,239.08 - Step 4: Simplify right side
751,770.84x = 427,694,335,348.28 - Step 5: Solve for x
x = 427,694,335,348.28/751,770.84 - Step 6: Final answer
x = 568,915.84
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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.