Finding the Fourth Proportional to 4,171,258.75, 5,756,337.08 and 2,263,546.75
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Solution
The fourth proportional to 4,171,258.75, 5,756,337.08 and 2,263,546.75 is: 3,123,694.52
Step by Step Solution
- Step 1: Write the proportion equation
4,171,258.75 : 5,756,337.08 = 2,263,546.75 : x - Step 2: Convert to fraction form
4,171,258.75/5,756,337.08 = 2,263,546.75/x - Step 3: Cross multiply
4,171,258.75x = 5,756,337.08 × 2,263,546.75 - Step 4: Simplify right side
4,171,258.75x = 13,029,738,078,020.76 - Step 5: Solve for x
x = 13,029,738,078,020.76/4,171,258.75 - Step 6: Final answer
x = 3,123,694.52
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1.5x scale
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.