Finding the Fourth Proportional to 1,053,576.44, 1,453,935.49 and 570,141.59
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Solution
The fourth proportional to 1,053,576.44, 1,453,935.49 and 570,141.59 is: 786,795.39
Step by Step Solution
- Step 1: Write the proportion equation
1,053,576.44 : 1,453,935.49 = 570,141.59 : x - Step 2: Convert to fraction form
1,053,576.44/1,453,935.49 = 570,141.59/x - Step 3: Cross multiply
1,053,576.44x = 1,453,935.49 × 570,141.59 - Step 4: Simplify right side
1,053,576.44x = 828,949,083,331.00 - Step 5: Solve for x
x = 828,949,083,331.00/1,053,576.44 - Step 6: Final answer
x = 786,795.39
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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.