Finding the Third Proportional to 4,720.75 and 7,497.75
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Solution
The third proportional to 4,720.75 and 7,497.75 is: 11,908.33
Step by Step Solution
- Step 1: Write the proportion equation
4,720.75 : 7,497.75 = 7,497.75 : x - Step 2: Convert to fraction form
4,720.75/7,497.75 = 7,497.75/x - Step 3: Cross multiply
4,720.75x = 7,497.75 × 7,497.75 - Step 4: Simplify right side
4,720.75x = 56,216,255.06 - Step 5: Solve for x
x = 56,216,255.06/4,720.75 - Step 6: Final answer
x = 11,908.33
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Why These Related Problems?
These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.