Finding the Fourth Proportional to 740,364.36, 1,110,546.70 and 267,049.68
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Solution
The fourth proportional to 740,364.36, 1,110,546.70 and 267,049.68 is: 400,574.58
Step by Step Solution
- Step 1: Write the proportion equation
740,364.36 : 1,110,546.70 = 267,049.68 : x - Step 2: Convert to fraction form
740,364.36/1,110,546.70 = 267,049.68/x - Step 3: Cross multiply
740,364.36x = 1,110,546.70 × 267,049.68 - Step 4: Simplify right side
740,364.36x = 296,571,140,860.06 - Step 5: Solve for x
x = 296,571,140,860.06/740,364.36 - Step 6: Final answer
x = 400,574.58
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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.