Finding the Fourth Proportional to 1,734,632.21, 2,393,820.79 and 949,685.03
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Solution
The fourth proportional to 1,734,632.21, 2,393,820.79 and 949,685.03 is: 1,310,580.86
Step by Step Solution
- Step 1: Write the proportion equation
1,734,632.21 : 2,393,820.79 = 949,685.03 : x - Step 2: Convert to fraction form
1,734,632.21/2,393,820.79 = 949,685.03/x - Step 3: Cross multiply
1,734,632.21x = 2,393,820.79 × 949,685.03 - Step 4: Simplify right side
1,734,632.21x = 2,273,375,768,765.77 - Step 5: Solve for x
x = 2,273,375,768,765.77/1,734,632.21 - Step 6: Final answer
x = 1,310,580.86
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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.