Finding the Third Proportional to 56,400.75 and 72,231.75
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Solution
The third proportional to 56,400.75 and 72,231.75 is: 92,506.32
Step by Step Solution
- Step 1: Write the proportion equation
56,400.75 : 72,231.75 = 72,231.75 : x - Step 2: Convert to fraction form
56,400.75/72,231.75 = 72,231.75/x - Step 3: Cross multiply
56,400.75x = 72,231.75 × 72,231.75 - Step 4: Simplify right side
56,400.75x = 5,217,425,708.06 - Step 5: Solve for x
x = 5,217,425,708.06/56,400.75 - Step 6: Final answer
x = 92,506.32
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Why These Related Problems?
These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.