Finding the Fourth Proportional to 1,664,768.41, 2,496,198.80 and 511,714.69
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Solution
The fourth proportional to 1,664,768.41, 2,496,198.80 and 511,714.69 is: 767,278.85
Step by Step Solution
- Step 1: Write the proportion equation
1,664,768.41 : 2,496,198.80 = 511,714.69 : x - Step 2: Convert to fraction form
1,664,768.41/2,496,198.80 = 511,714.69/x - Step 3: Cross multiply
1,664,768.41x = 2,496,198.80 × 511,714.69 - Step 4: Simplify right side
1,664,768.41x = 1,277,341,592,561.80 - Step 5: Solve for x
x = 1,277,341,592,561.80/1,664,768.41 - Step 6: Final answer
x = 767,278.85
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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.