Finding the Fourth Proportional to 264,118.62, 364,481.01 and 143,257.31
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Solution
The fourth proportional to 264,118.62, 364,481.01 and 143,257.31 is: 197,693.62
Step by Step Solution
- Step 1: Write the proportion equation
264,118.62 : 364,481.01 = 143,257.31 : x - Step 2: Convert to fraction form
264,118.62/364,481.01 = 143,257.31/x - Step 3: Cross multiply
264,118.62x = 364,481.01 × 143,257.31 - Step 4: Simplify right side
264,118.62x = 52,214,567,216.28 - Step 5: Solve for x
x = 52,214,567,216.28/264,118.62 - Step 6: Final answer
x = 197,693.62
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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.