Finding the Fourth Proportional to 950,107.41, 1,311,169.47 and 542,201.13
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Solution
The fourth proportional to 950,107.41, 1,311,169.47 and 542,201.13 is: 748,249.68
Step by Step Solution
- Step 1: Write the proportion equation
950,107.41 : 1,311,169.47 = 542,201.13 : x - Step 2: Convert to fraction form
950,107.41/1,311,169.47 = 542,201.13/x - Step 3: Cross multiply
950,107.41x = 1,311,169.47 × 542,201.13 - Step 4: Simplify right side
950,107.41x = 710,917,568,255.50 - Step 5: Solve for x
x = 710,917,568,255.50/950,107.41 - Step 6: Final answer
x = 748,249.68
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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.