Finding the Fourth Proportional to 735,107.40, 1,102,661.10 and 555,481.80
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Solution
The fourth proportional to 735,107.40, 1,102,661.10 and 555,481.80 is: 833,222.70
Step by Step Solution
- Step 1: Write the proportion equation
735,107.40 : 1,102,661.10 = 555,481.80 : x - Step 2: Convert to fraction form
735,107.40/1,102,661.10 = 555,481.80/x - Step 3: Cross multiply
735,107.40x = 1,102,661.10 × 555,481.80 - Step 4: Simplify right side
735,107.40x = 612,508,172,617.98 - Step 5: Solve for x
x = 612,508,172,617.98/735,107.40 - Step 6: Final answer
x = 833,222.70
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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.