Finding the Fourth Proportional to 1,919,450.28, 2,879,797.26 and 571,624.08
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Solution
The fourth proportional to 1,919,450.28, 2,879,797.26 and 571,624.08 is: 857,621.31
Step by Step Solution
- Step 1: Write the proportion equation
1,919,450.28 : 2,879,797.26 = 571,624.08 : x - Step 2: Convert to fraction form
1,919,450.28/2,879,797.26 = 571,624.08/x - Step 3: Cross multiply
1,919,450.28x = 2,879,797.26 × 571,624.08 - Step 4: Simplify right side
1,919,450.28x = 1,646,161,459,334.02 - Step 5: Solve for x
x = 1,646,161,459,334.02/1,919,450.28 - Step 6: Final answer
x = 857,621.31
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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.