Finding the Fourth Proportional to 264,404.36, 396,470.46 and 106,590.44
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Solution
The fourth proportional to 264,404.36, 396,470.46 and 106,590.44 is: 159,830.80
Step by Step Solution
- Step 1: Write the proportion equation
264,404.36 : 396,470.46 = 106,590.44 : x - Step 2: Convert to fraction form
264,404.36/396,470.46 = 106,590.44/x - Step 3: Cross multiply
264,404.36x = 396,470.46 × 106,590.44 - Step 4: Simplify right side
264,404.36x = 42,259,960,778.40 - Step 5: Solve for x
x = 42,259,960,778.40/264,404.36 - Step 6: Final answer
x = 159,830.80
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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.