Finding the Fourth Proportional to 3,056,125.20, 4,574,856.60 and 2,384,278.80
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Solution
The fourth proportional to 3,056,125.20, 4,574,856.60 and 2,384,278.80 is: 3,569,138.33
Step by Step Solution
- Step 1: Write the proportion equation
3,056,125.20 : 4,574,856.60 = 2,384,278.80 : x - Step 2: Convert to fraction form
3,056,125.20/4,574,856.60 = 2,384,278.80/x - Step 3: Cross multiply
3,056,125.20x = 4,574,856.60 × 2,384,278.80 - Step 4: Simplify right side
3,056,125.20x = 10,907,733,604,420.08 - Step 5: Solve for x
x = 10,907,733,604,420.08/3,056,125.20 - Step 6: Final answer
x = 3,569,138.33
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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.