Finding the Fourth Proportional to 1,532,191, 2,298,286.50 and 481,567
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Solution
The fourth proportional to 1,532,191, 2,298,286.50 and 481,567 is: 722,350.50
Step by Step Solution
- Step 1: Write the proportion equation
1,532,191 : 2,298,286.50 = 481,567 : x - Step 2: Convert to fraction form
1,532,191/2,298,286.50 = 481,567/x - Step 3: Cross multiply
1,532,191x = 2,298,286.50 × 481,567 - Step 4: Simplify right side
1,532,191x = 1,106,778,934,945.50 - Step 5: Solve for x
x = 1,106,778,934,945.50/1,532,191 - Step 6: Final answer
x = 722,350.50
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Double scale
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Similar ratio
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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.