Finding the Fourth Proportional to 1,177,568.64, 1,625,257.44 and 694,105.92
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Solution
The fourth proportional to 1,177,568.64, 1,625,257.44 and 694,105.92 is: 957,991.55
Step by Step Solution
- Step 1: Write the proportion equation
1,177,568.64 : 1,625,257.44 = 694,105.92 : x - Step 2: Convert to fraction form
1,177,568.64/1,625,257.44 = 694,105.92/x - Step 3: Cross multiply
1,177,568.64x = 1,625,257.44 × 694,105.92 - Step 4: Simplify right side
1,177,568.64x = 1,128,100,810,628.05 - Step 5: Solve for x
x = 1,128,100,810,628.05/1,177,568.64 - Step 6: Final answer
x = 957,991.55
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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.