Finding the Fourth Proportional to 694,533.76, 1,042,124.82 and 245,594.68
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Solution
The fourth proportional to 694,533.76, 1,042,124.82 and 245,594.68 is: 368,506.65
Step by Step Solution
- Step 1: Write the proportion equation
694,533.76 : 1,042,124.82 = 245,594.68 : x - Step 2: Convert to fraction form
694,533.76/1,042,124.82 = 245,594.68/x - Step 3: Cross multiply
694,533.76x = 1,042,124.82 × 245,594.68 - Step 4: Simplify right side
694,533.76x = 255,940,311,687.96 - Step 5: Solve for x
x = 255,940,311,687.96/694,533.76 - Step 6: Final answer
x = 368,506.65
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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.