Finding the Third Proportional to 31,480 and 38,068
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Solution
The third proportional to 31,480 and 38,068 is: 46,034.71
Step by Step Solution
- Step 1: Write the proportion equation
31,480 : 38,068 = 38,068 : x - Step 2: Convert to fraction form
31,480/38,068 = 38,068/x - Step 3: Cross multiply
31,480x = 38,068 × 38,068 - Step 4: Simplify right side
31,480x = 1,449,172,624 - Step 5: Solve for x
x = 1,449,172,624/31,480 - Step 6: Final answer
x = 46,034.71
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Why These Related Problems?
These problems maintain the same ratio (1.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.