Finding the Third Proportional to 9,703.13 and 15,621.19
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Solution
The third proportional to 9,703.13 and 15,621.19 is: 25,148.75
Step by Step Solution
- Step 1: Write the proportion equation
9,703.13 : 15,621.19 = 15,621.19 : x - Step 2: Convert to fraction form
9,703.13/15,621.19 = 15,621.19/x - Step 3: Cross multiply
9,703.13x = 15,621.19 × 15,621.19 - Step 4: Simplify right side
9,703.13x = 244,021,498.91 - Step 5: Solve for x
x = 244,021,498.91/9,703.13 - Step 6: Final answer
x = 25,148.75
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Why These Related Problems?
These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.