Finding the Fourth Proportional to 5,951,761.38, 8,212,905.36 and 3,302,675.28
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Solution
The fourth proportional to 5,951,761.38, 8,212,905.36 and 3,302,675.28 is: 4,557,400.37
Step by Step Solution
- Step 1: Write the proportion equation
5,951,761.38 : 8,212,905.36 = 3,302,675.28 : x - Step 2: Convert to fraction form
5,951,761.38/8,212,905.36 = 3,302,675.28/x - Step 3: Cross multiply
5,951,761.38x = 8,212,905.36 × 3,302,675.28 - Step 4: Simplify right side
5,951,761.38x = 27,124,559,509,451.50 - Step 5: Solve for x
x = 27,124,559,509,451.50/5,951,761.38 - Step 6: Final answer
x = 4,557,400.37
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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.