Finding the Fourth Proportional to 794,738.97, 1,096,706.43 and 450,598.05
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Solution
The fourth proportional to 794,738.97, 1,096,706.43 and 450,598.05 is: 621,806.40
Step by Step Solution
- Step 1: Write the proportion equation
794,738.97 : 1,096,706.43 = 450,598.05 : x - Step 2: Convert to fraction form
794,738.97/1,096,706.43 = 450,598.05/x - Step 3: Cross multiply
794,738.97x = 1,096,706.43 × 450,598.05 - Step 4: Simplify right side
794,738.97x = 494,173,778,780.46 - Step 5: Solve for x
x = 494,173,778,780.46/794,738.97 - Step 6: Final answer
x = 621,806.40
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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.