Finding the Fourth Proportional to 430,057.25, 593,412.58 and 248,786.05
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Solution
The fourth proportional to 430,057.25, 593,412.58 and 248,786.05 is: 343,286.32
Step by Step Solution
- Step 1: Write the proportion equation
430,057.25 : 593,412.58 = 248,786.05 : x - Step 2: Convert to fraction form
430,057.25/593,412.58 = 248,786.05/x - Step 3: Cross multiply
430,057.25x = 593,412.58 × 248,786.05 - Step 4: Simplify right side
430,057.25x = 147,632,769,693.01 - Step 5: Solve for x
x = 147,632,769,693.01/430,057.25 - Step 6: Final answer
x = 343,286.32
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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.