Finding the Fourth Proportional to 323,554.08, 485,400.24 and 113,198.88
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Solution
The fourth proportional to 323,554.08, 485,400.24 and 113,198.88 is: 169,822.50
Step by Step Solution
- Step 1: Write the proportion equation
323,554.08 : 485,400.24 = 113,198.88 : x - Step 2: Convert to fraction form
323,554.08/485,400.24 = 113,198.88/x - Step 3: Cross multiply
323,554.08x = 485,400.24 × 113,198.88 - Step 4: Simplify right side
323,554.08x = 54,946,763,519.73 - Step 5: Solve for x
x = 54,946,763,519.73/323,554.08 - Step 6: Final answer
x = 169,822.50
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1.5x scale
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.