Finding the Fourth Proportional to 264,653.07, 396,978.99 and 114,873.95
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Solution
The fourth proportional to 264,653.07, 396,978.99 and 114,873.95 is: 172,310.65
Step by Step Solution
- Step 1: Write the proportion equation
264,653.07 : 396,978.99 = 114,873.95 : x - Step 2: Convert to fraction form
264,653.07/396,978.99 = 114,873.95/x - Step 3: Cross multiply
264,653.07x = 396,978.99 × 114,873.95 - Step 4: Simplify right side
264,653.07x = 45,602,542,663.42 - Step 5: Solve for x
x = 45,602,542,663.42/264,653.07 - Step 6: Final answer
x = 172,310.65
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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.