Finding the Fourth Proportional to 363,073.87, 501,048.38 and 201,928.99
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Solution
The fourth proportional to 363,073.87, 501,048.38 and 201,928.99 is: 278,665.59
Step by Step Solution
- Step 1: Write the proportion equation
363,073.87 : 501,048.38 = 201,928.99 : x - Step 2: Convert to fraction form
363,073.87/501,048.38 = 201,928.99/x - Step 3: Cross multiply
363,073.87x = 501,048.38 × 201,928.99 - Step 4: Simplify right side
363,073.87x = 101,176,193,314.54 - Step 5: Solve for x
x = 101,176,193,314.54/363,073.87 - Step 6: Final answer
x = 278,665.59
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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.