Finding the Fourth Proportional to 2,186,729.19, 3,280,115.79 and 766,819.44
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Solution
The fourth proportional to 2,186,729.19, 3,280,115.79 and 766,819.44 is: 1,150,236.88
Step by Step Solution
- Step 1: Write the proportion equation
2,186,729.19 : 3,280,115.79 = 766,819.44 : x - Step 2: Convert to fraction form
2,186,729.19/3,280,115.79 = 766,819.44/x - Step 3: Cross multiply
2,186,729.19x = 3,280,115.79 × 766,819.44 - Step 4: Simplify right side
2,186,729.19x = 2,515,256,553,222.96 - Step 5: Solve for x
x = 2,515,256,553,222.96/2,186,729.19 - Step 6: Final answer
x = 1,150,236.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.