Finding the Fourth Proportional to 264,807.63, 396,988.02 and 114,934.95
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Solution
The fourth proportional to 264,807.63, 396,988.02 and 114,934.95 is: 172,305.45
Step by Step Solution
- Step 1: Write the proportion equation
264,807.63 : 396,988.02 = 114,934.95 : x - Step 2: Convert to fraction form
264,807.63/396,988.02 = 114,934.95/x - Step 3: Cross multiply
264,807.63x = 396,988.02 × 114,934.95 - Step 4: Simplify right side
264,807.63x = 45,627,798,229.30 - Step 5: Solve for x
x = 45,627,798,229.30/264,807.63 - Step 6: Final answer
x = 172,305.45
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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.