Finding the Fourth Proportional to 296,449.75, 444,675.75 and 71,809.75
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Solution
The fourth proportional to 296,449.75, 444,675.75 and 71,809.75 is: 107,714.90
Step by Step Solution
- Step 1: Write the proportion equation
296,449.75 : 444,675.75 = 71,809.75 : x - Step 2: Convert to fraction form
296,449.75/444,675.75 = 71,809.75/x - Step 3: Cross multiply
296,449.75x = 444,675.75 × 71,809.75 - Step 4: Simplify right side
296,449.75x = 31,932,054,438.56 - Step 5: Solve for x
x = 31,932,054,438.56/296,449.75 - Step 6: Final answer
x = 107,714.90
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1.5x scale
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.