Finding the Third Proportional to 3,259.13 and 4,749.19
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Solution
The third proportional to 3,259.13 and 4,749.19 is: 6,920.50
Step by Step Solution
- Step 1: Write the proportion equation
3,259.13 : 4,749.19 = 4,749.19 : x - Step 2: Convert to fraction form
3,259.13/4,749.19 = 4,749.19/x - Step 3: Cross multiply
3,259.13x = 4,749.19 × 4,749.19 - Step 4: Simplify right side
3,259.13x = 22,554,781.91 - Step 5: Solve for x
x = 22,554,781.91/3,259.13 - Step 6: Final answer
x = 6,920.50
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Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.