Finding the Third Proportional to 381,056.06 and 821,596.50
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Solution
The third proportional to 381,056.06 and 821,596.50 is: 1,771,447.50
Step by Step Solution
- Step 1: Write the proportion equation
381,056.06 : 821,596.50 = 821,596.50 : x - Step 2: Convert to fraction form
381,056.06/821,596.50 = 821,596.50/x - Step 3: Cross multiply
381,056.06x = 821,596.50 × 821,596.50 - Step 4: Simplify right side
381,056.06x = 675,020,808,812.25 - Step 5: Solve for x
x = 675,020,808,812.25/381,056.06 - Step 6: Final answer
x = 1,771,447.50
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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.