Finding the Fourth Proportional to 3,592,585.20, 5,388,877.80 and 2,317,126.80
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Solution
The fourth proportional to 3,592,585.20, 5,388,877.80 and 2,317,126.80 is: 3,475,690.20
Step by Step Solution
- Step 1: Write the proportion equation
3,592,585.20 : 5,388,877.80 = 2,317,126.80 : x - Step 2: Convert to fraction form
3,592,585.20/5,388,877.80 = 2,317,126.80/x - Step 3: Cross multiply
3,592,585.20x = 5,388,877.80 × 2,317,126.80 - Step 4: Simplify right side
3,592,585.20x = 12,486,713,172,305.04 - Step 5: Solve for x
x = 12,486,713,172,305.04/3,592,585.20 - Step 6: Final answer
x = 3,475,690.20
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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.