Finding the Fourth Proportional to 1,941,586.40, 2,913,691.68 and 679,424.96
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Solution
The fourth proportional to 1,941,586.40, 2,913,691.68 and 679,424.96 is: 1,019,596.58
Step by Step Solution
- Step 1: Write the proportion equation
1,941,586.40 : 2,913,691.68 = 679,424.96 : x - Step 2: Convert to fraction form
1,941,586.40/2,913,691.68 = 679,424.96/x - Step 3: Cross multiply
1,941,586.40x = 2,913,691.68 × 679,424.96 - Step 4: Simplify right side
1,941,586.40x = 1,979,634,853,136.33 - Step 5: Solve for x
x = 1,979,634,853,136.33/1,941,586.40 - Step 6: Final answer
x = 1,019,596.58
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.