Finding the Fourth Proportional to 246,933.36, 340,767.72 and 133,756.56
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Solution
The fourth proportional to 246,933.36, 340,767.72 and 133,756.56 is: 184,583.88
Step by Step Solution
- Step 1: Write the proportion equation
246,933.36 : 340,767.72 = 133,756.56 : x - Step 2: Convert to fraction form
246,933.36/340,767.72 = 133,756.56/x - Step 3: Cross multiply
246,933.36x = 340,767.72 × 133,756.56 - Step 4: Simplify right side
246,933.36x = 45,579,917,986.24 - Step 5: Solve for x
x = 45,579,917,986.24/246,933.36 - Step 6: Final answer
x = 184,583.88
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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.