Finding the Fourth Proportional to 5,490,023.84, 7,576,535.04 and 3,042,584
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Solution
The fourth proportional to 5,490,023.84, 7,576,535.04 and 3,042,584 is: 4,198,933.37
Step by Step Solution
- Step 1: Write the proportion equation
5,490,023.84 : 7,576,535.04 = 3,042,584 : x - Step 2: Convert to fraction form
5,490,023.84/7,576,535.04 = 3,042,584/x - Step 3: Cross multiply
5,490,023.84x = 7,576,535.04 × 3,042,584 - Step 4: Simplify right side
5,490,023.84x = 23,052,244,288,143.36 - Step 5: Solve for x
x = 23,052,244,288,143.36/5,490,023.84 - Step 6: Final answer
x = 4,198,933.37
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.