Finding the Fourth Proportional to 268,541.19, 370,579.46 and 147,682.44
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Solution
The fourth proportional to 268,541.19, 370,579.46 and 147,682.44 is: 203,797.70
Step by Step Solution
- Step 1: Write the proportion equation
268,541.19 : 370,579.46 = 147,682.44 : x - Step 2: Convert to fraction form
268,541.19/370,579.46 = 147,682.44/x - Step 3: Cross multiply
268,541.19x = 370,579.46 × 147,682.44 - Step 4: Simplify right side
268,541.19x = 54,728,078,128.27 - Step 5: Solve for x
x = 54,728,078,128.27/268,541.19 - Step 6: Final answer
x = 203,797.70
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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.