Finding the Fourth Proportional to 5,602,078.80, 8,384,455.80 and 4,930,232.40
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Solution
The fourth proportional to 5,602,078.80, 8,384,455.80 and 4,930,232.40 is: 7,378,924.35
Step by Step Solution
- Step 1: Write the proportion equation
5,602,078.80 : 8,384,455.80 = 4,930,232.40 : x - Step 2: Convert to fraction form
5,602,078.80/8,384,455.80 = 4,930,232.40/x - Step 3: Cross multiply
5,602,078.80x = 8,384,455.80 × 4,930,232.40 - Step 4: Simplify right side
5,602,078.80x = 41,337,315,641,527.92 - Step 5: Solve for x
x = 41,337,315,641,527.92/5,602,078.80 - Step 6: Final answer
x = 7,378,924.35
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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.