Finding the Fourth Proportional to 264,873.63, 397,301.67 and 115,114.08
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Solution
The fourth proportional to 264,873.63, 397,301.67 and 115,114.08 is: 172,667.31
Step by Step Solution
- Step 1: Write the proportion equation
264,873.63 : 397,301.67 = 115,114.08 : x - Step 2: Convert to fraction form
264,873.63/397,301.67 = 115,114.08/x - Step 3: Cross multiply
264,873.63x = 397,301.67 × 115,114.08 - Step 4: Simplify right side
264,873.63x = 45,735,016,224.51 - Step 5: Solve for x
x = 45,735,016,224.51/264,873.63 - Step 6: Final answer
x = 172,667.31
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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.