Finding the Fourth Proportional to 1,040,325.24, 1,560,541.86 and 330,408.84
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Solution
The fourth proportional to 1,040,325.24, 1,560,541.86 and 330,408.84 is: 495,630.41
Step by Step Solution
- Step 1: Write the proportion equation
1,040,325.24 : 1,560,541.86 = 330,408.84 : x - Step 2: Convert to fraction form
1,040,325.24/1,560,541.86 = 330,408.84/x - Step 3: Cross multiply
1,040,325.24x = 1,560,541.86 × 330,408.84 - Step 4: Simplify right side
1,040,325.24x = 515,616,825,734.04 - Step 5: Solve for x
x = 515,616,825,734.04/1,040,325.24 - Step 6: Final answer
x = 495,630.41
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.