Finding the Fourth Proportional to 426,107.07, 588,027.11 and 235,120.41
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Solution
The fourth proportional to 426,107.07, 588,027.11 and 235,120.41 is: 324,465.81
Step by Step Solution
- Step 1: Write the proportion equation
426,107.07 : 588,027.11 = 235,120.41 : x - Step 2: Convert to fraction form
426,107.07/588,027.11 = 235,120.41/x - Step 3: Cross multiply
426,107.07x = 588,027.11 × 235,120.41 - Step 4: Simplify right side
426,107.07x = 138,257,174,018.71 - Step 5: Solve for x
x = 138,257,174,018.71/426,107.07 - Step 6: Final answer
x = 324,465.81
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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.