Finding the Fourth Proportional to 1,694,115.23, 2,540,633.97 and 556,615.25
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Solution
The fourth proportional to 1,694,115.23, 2,540,633.97 and 556,615.25 is: 834,745.82
Step by Step Solution
- Step 1: Write the proportion equation
1,694,115.23 : 2,540,633.97 = 556,615.25 : x - Step 2: Convert to fraction form
1,694,115.23/2,540,633.97 = 556,615.25/x - Step 3: Cross multiply
1,694,115.23x = 2,540,633.97 × 556,615.25 - Step 4: Simplify right side
1,694,115.23x = 1,414,155,611,110.99 - Step 5: Solve for x
x = 1,414,155,611,110.99/1,694,115.23 - Step 6: Final answer
x = 834,745.82
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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.