Finding the Fourth Proportional to 246,161.76, 339,703.47 and 132,984.60
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Solution
The fourth proportional to 246,161.76, 339,703.47 and 132,984.60 is: 183,518.88
Step by Step Solution
- Step 1: Write the proportion equation
246,161.76 : 339,703.47 = 132,984.60 : x - Step 2: Convert to fraction form
246,161.76/339,703.47 = 132,984.60/x - Step 3: Cross multiply
246,161.76x = 339,703.47 × 132,984.60 - Step 4: Simplify right side
246,161.76x = 45,175,330,076.56 - Step 5: Solve for x
x = 45,175,330,076.56/246,161.76 - Step 6: Final answer
x = 183,518.88
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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.