Finding the Third Proportional to 7,862.06 and 10,011.09
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Solution
The third proportional to 7,862.06 and 10,011.09 is: 12,747.55
Step by Step Solution
- Step 1: Write the proportion equation
7,862.06 : 10,011.09 = 10,011.09 : x - Step 2: Convert to fraction form
7,862.06/10,011.09 = 10,011.09/x - Step 3: Cross multiply
7,862.06x = 10,011.09 × 10,011.09 - Step 4: Simplify right side
7,862.06x = 100,221,998.07 - Step 5: Solve for x
x = 100,221,998.07/7,862.06 - Step 6: Final answer
x = 12,747.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.