Finding the Fourth Proportional to 794,113.80, 1,191,170.70 and 741,625.80
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Solution
The fourth proportional to 794,113.80, 1,191,170.70 and 741,625.80 is: 1,112,438.70
Step by Step Solution
- Step 1: Write the proportion equation
794,113.80 : 1,191,170.70 = 741,625.80 : x - Step 2: Convert to fraction form
794,113.80/1,191,170.70 = 741,625.80/x - Step 3: Cross multiply
794,113.80x = 1,191,170.70 × 741,625.80 - Step 4: Simplify right side
794,113.80x = 883,402,923,324.06 - Step 5: Solve for x
x = 883,402,923,324.06/794,113.80 - Step 6: Final answer
x = 1,112,438.70
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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.