Finding the Fourth Proportional to 531,715.12, 795,699.12 and 332,129.50
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Solution
The fourth proportional to 531,715.12, 795,699.12 and 332,129.50 is: 497,023.95
Step by Step Solution
- Step 1: Write the proportion equation
531,715.12 : 795,699.12 = 332,129.50 : x - Step 2: Convert to fraction form
531,715.12/795,699.12 = 332,129.50/x - Step 3: Cross multiply
531,715.12x = 795,699.12 × 332,129.50 - Step 4: Simplify right side
531,715.12x = 264,275,150,876.04 - Step 5: Solve for x
x = 264,275,150,876.04/531,715.12 - Step 6: Final answer
x = 497,023.95
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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.