Finding the Fourth Proportional to 474,550.05, 654,879.06 and 259,690.19
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Solution
The fourth proportional to 474,550.05, 654,879.06 and 259,690.19 is: 358,372.45
Step by Step Solution
- Step 1: Write the proportion equation
474,550.05 : 654,879.06 = 259,690.19 : x - Step 2: Convert to fraction form
474,550.05/654,879.06 = 259,690.19/x - Step 3: Cross multiply
474,550.05x = 654,879.06 × 259,690.19 - Step 4: Simplify right side
474,550.05x = 170,065,664,244.03 - Step 5: Solve for x
x = 170,065,664,244.03/474,550.05 - Step 6: Final answer
x = 358,372.45
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1.5x scale
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.