Finding the Third Proportional to 7,102 and 10,434
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Solution
The third proportional to 7,102 and 10,434 is: 15,329.25
Step by Step Solution
- Step 1: Write the proportion equation
7,102 : 10,434 = 10,434 : x - Step 2: Convert to fraction form
7,102/10,434 = 10,434/x - Step 3: Cross multiply
7,102x = 10,434 × 10,434 - Step 4: Simplify right side
7,102x = 108,868,356 - Step 5: Solve for x
x = 108,868,356/7,102 - Step 6: Final answer
x = 15,329.25
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.