Finding the Fourth Proportional to 189,083.92, 260,634.36 and 185,351.44
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Solution
The fourth proportional to 189,083.92, 260,634.36 and 185,351.44 is: 255,489.49
Step by Step Solution
- Step 1: Write the proportion equation
189,083.92 : 260,634.36 = 185,351.44 : x - Step 2: Convert to fraction form
189,083.92/260,634.36 = 185,351.44/x - Step 3: Cross multiply
189,083.92x = 260,634.36 × 185,351.44 - Step 4: Simplify right side
189,083.92x = 48,308,953,939.48 - Step 5: Solve for x
x = 48,308,953,939.48/189,083.92 - Step 6: Final answer
x = 255,489.49
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1.5x scale
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.