Finding the Fourth Proportional to 1,266,017.67, 1,899,193.23 and 412,789.68
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Solution
The fourth proportional to 1,266,017.67, 1,899,193.23 and 412,789.68 is: 619,238.88
Step by Step Solution
- Step 1: Write the proportion equation
1,266,017.67 : 1,899,193.23 = 412,789.68 : x - Step 2: Convert to fraction form
1,266,017.67/1,899,193.23 = 412,789.68/x - Step 3: Cross multiply
1,266,017.67x = 1,899,193.23 × 412,789.68 - Step 4: Simplify right side
1,266,017.67x = 783,967,365,669.87 - Step 5: Solve for x
x = 783,967,365,669.87/1,266,017.67 - Step 6: Final answer
x = 619,238.88
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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.