Finding the Fourth Proportional to 682,202.80, 956,483.60 and 682,202.80
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Solution
The fourth proportional to 682,202.80, 956,483.60 and 682,202.80 is: 956,483.60
Step by Step Solution
- Step 1: Write the proportion equation
682,202.80 : 956,483.60 = 682,202.80 : x - Step 2: Convert to fraction form
682,202.80/956,483.60 = 682,202.80/x - Step 3: Cross multiply
682,202.80x = 956,483.60 × 682,202.80 - Step 4: Simplify right side
682,202.80x = 652,515,790,074.08 - Step 5: Solve for x
x = 652,515,790,074.08/682,202.80 - Step 6: Final answer
x = 956,483.60
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.