Finding the Fourth Proportional to 361,149.37, 498,469.08 and 240,295.75
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Solution
The fourth proportional to 361,149.37, 498,469.08 and 240,295.75 is: 331,663.33
Step by Step Solution
- Step 1: Write the proportion equation
361,149.37 : 498,469.08 = 240,295.75 : x - Step 2: Convert to fraction form
361,149.37/498,469.08 = 240,295.75/x - Step 3: Cross multiply
361,149.37x = 498,469.08 × 240,295.75 - Step 4: Simplify right side
361,149.37x = 119,780,001,430.41 - Step 5: Solve for x
x = 119,780,001,430.41/361,149.37 - Step 6: Final answer
x = 331,663.33
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.