Finding the Fourth Proportional to 316,896.75, 437,317.53 and 182,760.75
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Solution
The fourth proportional to 316,896.75, 437,317.53 and 182,760.75 is: 252,209.84
Step by Step Solution
- Step 1: Write the proportion equation
316,896.75 : 437,317.53 = 182,760.75 : x - Step 2: Convert to fraction form
316,896.75/437,317.53 = 182,760.75/x - Step 3: Cross multiply
316,896.75x = 437,317.53 × 182,760.75 - Step 4: Simplify right side
316,896.75x = 79,924,479,770.95 - Step 5: Solve for x
x = 79,924,479,770.95/316,896.75 - Step 6: Final answer
x = 252,209.84
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1.5x scale
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.