Finding the Fourth Proportional to 463,201.40, 694,283.70 and 263,617.40
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Solution
The fourth proportional to 463,201.40, 694,283.70 and 263,617.40 is: 395,131.07
Step by Step Solution
- Step 1: Write the proportion equation
463,201.40 : 694,283.70 = 263,617.40 : x - Step 2: Convert to fraction form
463,201.40/694,283.70 = 263,617.40/x - Step 3: Cross multiply
463,201.40x = 694,283.70 × 263,617.40 - Step 4: Simplify right side
463,201.40x = 183,025,263,856.38 - Step 5: Solve for x
x = 183,025,263,856.38/463,201.40 - Step 6: Final answer
x = 395,131.07
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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.