Finding the Third Proportional to 338,439.50 and 449,247.50
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Solution
The third proportional to 338,439.50 and 449,247.50 is: 596,334.99
Step by Step Solution
- Step 1: Write the proportion equation
338,439.50 : 449,247.50 = 449,247.50 : x - Step 2: Convert to fraction form
338,439.50/449,247.50 = 449,247.50/x - Step 3: Cross multiply
338,439.50x = 449,247.50 × 449,247.50 - Step 4: Simplify right side
338,439.50x = 201,823,316,256.25 - Step 5: Solve for x
x = 201,823,316,256.25/338,439.50 - Step 6: Final answer
x = 596,334.99
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Why These Related Problems?
These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.