Finding the Fourth Proportional to 5,358,076.40, 8,038,000.20 and 2,482,317.20
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Solution
The fourth proportional to 5,358,076.40, 8,038,000.20 and 2,482,317.20 is: 3,723,886.09
Step by Step Solution
- Step 1: Write the proportion equation
5,358,076.40 : 8,038,000.20 = 2,482,317.20 : x - Step 2: Convert to fraction form
5,358,076.40/8,038,000.20 = 2,482,317.20/x - Step 3: Cross multiply
5,358,076.40x = 8,038,000.20 × 2,482,317.20 - Step 4: Simplify right side
5,358,076.40x = 19,952,866,150,063.44 - Step 5: Solve for x
x = 19,952,866,150,063.44/5,358,076.40 - Step 6: Final answer
x = 3,723,886.09
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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.