Finding the Fourth Proportional to 1,516,846.77, 2,093,236.09 and 828,519.06
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Solution
The fourth proportional to 1,516,846.77, 2,093,236.09 and 828,519.06 is: 1,143,349.50
Step by Step Solution
- Step 1: Write the proportion equation
1,516,846.77 : 2,093,236.09 = 828,519.06 : x - Step 2: Convert to fraction form
1,516,846.77/2,093,236.09 = 828,519.06/x - Step 3: Cross multiply
1,516,846.77x = 2,093,236.09 × 828,519.06 - Step 4: Simplify right side
1,516,846.77x = 1,734,285,997,644.88 - Step 5: Solve for x
x = 1,734,285,997,644.88/1,516,846.77 - Step 6: Final answer
x = 1,143,349.50
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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.