Finding the Fourth Proportional to 326,132.24, 449,871.84 and 205,081.92
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Solution
The fourth proportional to 326,132.24, 449,871.84 and 205,081.92 is: 282,893.16
Step by Step Solution
- Step 1: Write the proportion equation
326,132.24 : 449,871.84 = 205,081.92 : x - Step 2: Convert to fraction form
326,132.24/449,871.84 = 205,081.92/x - Step 3: Cross multiply
326,132.24x = 449,871.84 × 205,081.92 - Step 4: Simplify right side
326,132.24x = 92,260,580,701.13 - Step 5: Solve for x
x = 92,260,580,701.13/326,132.24 - Step 6: Final answer
x = 282,893.16
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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.