Finding the Fourth Proportional to 1,430,995.23, 1,974,732.26 and 786,414.65
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Solution
The fourth proportional to 1,430,995.23, 1,974,732.26 and 786,414.65 is: 1,085,229.59
Step by Step Solution
- Step 1: Write the proportion equation
1,430,995.23 : 1,974,732.26 = 786,414.65 : x - Step 2: Convert to fraction form
1,430,995.23/1,974,732.26 = 786,414.65/x - Step 3: Cross multiply
1,430,995.23x = 1,974,732.26 × 786,414.65 - Step 4: Simplify right side
1,430,995.23x = 1,552,958,365,285.87 - Step 5: Solve for x
x = 1,552,958,365,285.87/1,430,995.23 - Step 6: Final answer
x = 1,085,229.59
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.