Finding the Fourth Proportional to 5,021,520.08, 6,930,454.84 and 3,062,535.28
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Solution
The fourth proportional to 5,021,520.08, 6,930,454.84 and 3,062,535.28 is: 4,226,760.45
Step by Step Solution
- Step 1: Write the proportion equation
5,021,520.08 : 6,930,454.84 = 3,062,535.28 : x - Step 2: Convert to fraction form
5,021,520.08/6,930,454.84 = 3,062,535.28/x - Step 3: Cross multiply
5,021,520.08x = 6,930,454.84 × 3,062,535.28 - Step 4: Simplify right side
5,021,520.08x = 21,224,762,428,964.28 - Step 5: Solve for x
x = 21,224,762,428,964.28/5,021,520.08 - Step 6: Final answer
x = 4,226,760.45
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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.