Finding the Fourth Proportional to 691,029.17, 1,036,691.35 and 241,764.70
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Solution
The fourth proportional to 691,029.17, 1,036,691.35 and 241,764.70 is: 362,698.69
Step by Step Solution
- Step 1: Write the proportion equation
691,029.17 : 1,036,691.35 = 241,764.70 : x - Step 2: Convert to fraction form
691,029.17/1,036,691.35 = 241,764.70/x - Step 3: Cross multiply
691,029.17x = 1,036,691.35 × 241,764.70 - Step 4: Simplify right side
691,029.17x = 250,635,373,225.35 - Step 5: Solve for x
x = 250,635,373,225.35/691,029.17 - Step 6: Final answer
x = 362,698.69
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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.