Finding the Third Proportional to 65,644.88 and 133,695.75
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Solution
The third proportional to 65,644.88 and 133,695.75 is: 272,291.68
Step by Step Solution
- Step 1: Write the proportion equation
65,644.88 : 133,695.75 = 133,695.75 : x - Step 2: Convert to fraction form
65,644.88/133,695.75 = 133,695.75/x - Step 3: Cross multiply
65,644.88x = 133,695.75 × 133,695.75 - Step 4: Simplify right side
65,644.88x = 17,874,553,568.06 - Step 5: Solve for x
x = 17,874,553,568.06/65,644.88 - Step 6: Final answer
x = 272,291.68
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Why These Related Problems?
These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.