Finding the Fourth Proportional to 1,524,302.92, 2,103,711.42 and 879,896.08
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Solution
The fourth proportional to 1,524,302.92, 2,103,711.42 and 879,896.08 is: 1,214,356.68
Step by Step Solution
- Step 1: Write the proportion equation
1,524,302.92 : 2,103,711.42 = 879,896.08 : x - Step 2: Convert to fraction form
1,524,302.92/2,103,711.42 = 879,896.08/x - Step 3: Cross multiply
1,524,302.92x = 2,103,711.42 × 879,896.08 - Step 4: Simplify right side
1,524,302.92x = 1,851,047,431,909.23 - Step 5: Solve for x
x = 1,851,047,431,909.23/1,524,302.92 - Step 6: Final answer
x = 1,214,356.68
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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.