Finding the Fourth Proportional to 468,879.24, 703,309.11 and 113,895.12
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Solution
The fourth proportional to 468,879.24, 703,309.11 and 113,895.12 is: 170,840.31
Step by Step Solution
- Step 1: Write the proportion equation
468,879.24 : 703,309.11 = 113,895.12 : x - Step 2: Convert to fraction form
468,879.24/703,309.11 = 113,895.12/x - Step 3: Cross multiply
468,879.24x = 703,309.11 × 113,895.12 - Step 4: Simplify right side
468,879.24x = 80,103,475,480.54 - Step 5: Solve for x
x = 80,103,475,480.54/468,879.24 - Step 6: Final answer
x = 170,840.31
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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.