Finding the Fourth Proportional to 282,411.44, 423,714.36 and 177,107.12
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Solution
The fourth proportional to 282,411.44, 423,714.36 and 177,107.12 is: 265,721.64
Step by Step Solution
- Step 1: Write the proportion equation
282,411.44 : 423,714.36 = 177,107.12 : x - Step 2: Convert to fraction form
282,411.44/423,714.36 = 177,107.12/x - Step 3: Cross multiply
282,411.44x = 423,714.36 × 177,107.12 - Step 4: Simplify right side
282,411.44x = 75,042,830,002.24 - Step 5: Solve for x
x = 75,042,830,002.24/282,411.44 - Step 6: Final answer
x = 265,721.64
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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.