Finding the Third Proportional to 984,788.25 and 2,142,121.75
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Solution
The third proportional to 984,788.25 and 2,142,121.75 is: 4,659,565.74
Step by Step Solution
- Step 1: Write the proportion equation
984,788.25 : 2,142,121.75 = 2,142,121.75 : x - Step 2: Convert to fraction form
984,788.25/2,142,121.75 = 2,142,121.75/x - Step 3: Cross multiply
984,788.25x = 2,142,121.75 × 2,142,121.75 - Step 4: Simplify right side
984,788.25x = 4,588,685,591,823.06 - Step 5: Solve for x
x = 4,588,685,591,823.06/984,788.25 - Step 6: Final answer
x = 4,659,565.74
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.