Finding the Fourth Proportional to 1,706,720.70, 2,560,179.32 and 641,771.99
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Solution
The fourth proportional to 1,706,720.70, 2,560,179.32 and 641,771.99 is: 962,694.94
Step by Step Solution
- Step 1: Write the proportion equation
1,706,720.70 : 2,560,179.32 = 641,771.99 : x - Step 2: Convert to fraction form
1,706,720.70/2,560,179.32 = 641,771.99/x - Step 3: Cross multiply
1,706,720.70x = 2,560,179.32 × 641,771.99 - Step 4: Simplify right side
1,706,720.70x = 1,643,051,376,953.25 - Step 5: Solve for x
x = 1,643,051,376,953.25/1,706,720.70 - Step 6: Final answer
x = 962,694.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.