Finding the Fourth Proportional to 276,324.37, 414,486.43 and 124,343.81
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Solution
The fourth proportional to 276,324.37, 414,486.43 and 124,343.81 is: 186,515.65
Step by Step Solution
- Step 1: Write the proportion equation
276,324.37 : 414,486.43 = 124,343.81 : x - Step 2: Convert to fraction form
276,324.37/414,486.43 = 124,343.81/x - Step 3: Cross multiply
276,324.37x = 414,486.43 × 124,343.81 - Step 4: Simplify right side
276,324.37x = 51,538,821,179.81 - Step 5: Solve for x
x = 51,538,821,179.81/276,324.37 - Step 6: Final answer
x = 186,515.65
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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.