Finding the Fourth Proportional to 338,519.10, 467,134.80 and 185,530.26
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Solution
The fourth proportional to 338,519.10, 467,134.80 and 185,530.26 is: 256,019.94
Step by Step Solution
- Step 1: Write the proportion equation
338,519.10 : 467,134.80 = 185,530.26 : x - Step 2: Convert to fraction form
338,519.10/467,134.80 = 185,530.26/x - Step 3: Cross multiply
338,519.10x = 467,134.80 × 185,530.26 - Step 4: Simplify right side
338,519.10x = 86,667,640,899.05 - Step 5: Solve for x
x = 86,667,640,899.05/338,519.10 - Step 6: Final answer
x = 256,019.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.