Finding the Fourth Proportional to 1,423,996.24, 2,135,662.09 and 412,846.83
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Solution
The fourth proportional to 1,423,996.24, 2,135,662.09 and 412,846.83 is: 619,173.91
Step by Step Solution
- Step 1: Write the proportion equation
1,423,996.24 : 2,135,662.09 = 412,846.83 : x - Step 2: Convert to fraction form
1,423,996.24/2,135,662.09 = 412,846.83/x - Step 3: Cross multiply
1,423,996.24x = 2,135,662.09 × 412,846.83 - Step 4: Simplify right side
1,423,996.24x = 881,701,323,807.68 - Step 5: Solve for x
x = 881,701,323,807.68/1,423,996.24 - Step 6: Final answer
x = 619,173.91
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1.5x scale
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.