Finding the Fourth Proportional to 1,065,836.54, 1,595,889.99 and 811,907.41
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Solution
The fourth proportional to 1,065,836.54, 1,595,889.99 and 811,907.41 is: 1,215,678.82
Step by Step Solution
- Step 1: Write the proportion equation
1,065,836.54 : 1,595,889.99 = 811,907.41 : x - Step 2: Convert to fraction form
1,065,836.54/1,595,889.99 = 811,907.41/x - Step 3: Cross multiply
1,065,836.54x = 1,595,889.99 × 811,907.41 - Step 4: Simplify right side
1,065,836.54x = 1,295,714,904,366.29 - Step 5: Solve for x
x = 1,295,714,904,366.29/1,065,836.54 - Step 6: Final answer
x = 1,215,678.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.