Finding the Fourth Proportional to 1,535,231.20, 2,299,062.30 and 965,198.14
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Solution
The fourth proportional to 1,535,231.20, 2,299,062.30 and 965,198.14 is: 1,445,417.90
Step by Step Solution
- Step 1: Write the proportion equation
1,535,231.20 : 2,299,062.30 = 965,198.14 : x - Step 2: Convert to fraction form
1,535,231.20/2,299,062.30 = 965,198.14/x - Step 3: Cross multiply
1,535,231.20x = 2,299,062.30 × 965,198.14 - Step 4: Simplify right side
1,535,231.20x = 2,219,050,655,704.12 - Step 5: Solve for x
x = 2,219,050,655,704.12/1,535,231.20 - Step 6: Final answer
x = 1,445,417.90
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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.