Finding the Fourth Proportional to 314,310.36, 433,757.49 and 171,079.68
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Solution
The fourth proportional to 314,310.36, 433,757.49 and 171,079.68 is: 236,094.96
Step by Step Solution
- Step 1: Write the proportion equation
314,310.36 : 433,757.49 = 171,079.68 : x - Step 2: Convert to fraction form
314,310.36/433,757.49 = 171,079.68/x - Step 3: Cross multiply
314,310.36x = 433,757.49 × 171,079.68 - Step 4: Simplify right side
314,310.36x = 74,207,092,586.80 - Step 5: Solve for x
x = 74,207,092,586.80/314,310.36 - Step 6: Final answer
x = 236,094.96
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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.