Finding the Fourth Proportional to 527,233.10, 790,686.23 and 190,230.08
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Solution
The fourth proportional to 527,233.10, 790,686.23 and 190,230.08 is: 285,286.15
Step by Step Solution
- Step 1: Write the proportion equation
527,233.10 : 790,686.23 = 190,230.08 : x - Step 2: Convert to fraction form
527,233.10/790,686.23 = 190,230.08/x - Step 3: Cross multiply
527,233.10x = 790,686.23 × 190,230.08 - Step 4: Simplify right side
527,233.10x = 150,412,299,883.22 - Step 5: Solve for x
x = 150,412,299,883.22/527,233.10 - Step 6: Final answer
x = 285,286.15
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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.