Finding the Third Proportional to 2,124 and 4,618
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Solution
The third proportional to 2,124 and 4,618 is: 10,040.45
Step by Step Solution
- Step 1: Write the proportion equation
2,124 : 4,618 = 4,618 : x - Step 2: Convert to fraction form
2,124/4,618 = 4,618/x - Step 3: Cross multiply
2,124x = 4,618 × 4,618 - Step 4: Simplify right side
2,124x = 21,325,924 - Step 5: Solve for x
x = 21,325,924/2,124 - Step 6: Final answer
x = 10,040.45
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.