Finding the Third Proportional to 100,164.75 and 216,129.75
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Solution
The third proportional to 100,164.75 and 216,129.75 is: 466,352.37
Step by Step Solution
- Step 1: Write the proportion equation
100,164.75 : 216,129.75 = 216,129.75 : x - Step 2: Convert to fraction form
100,164.75/216,129.75 = 216,129.75/x - Step 3: Cross multiply
100,164.75x = 216,129.75 × 216,129.75 - Step 4: Simplify right side
100,164.75x = 46,712,068,835.06 - Step 5: Solve for x
x = 46,712,068,835.06/100,164.75 - Step 6: Final answer
x = 466,352.37
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.