Finding the Fourth Proportional to 1,141,575.11, 1,576,432.63 and 854,596.97
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Solution
The fourth proportional to 1,141,575.11, 1,576,432.63 and 854,596.97 is: 1,180,136.58
Step by Step Solution
- Step 1: Write the proportion equation
1,141,575.11 : 1,576,432.63 = 854,596.97 : x - Step 2: Convert to fraction form
1,141,575.11/1,576,432.63 = 854,596.97/x - Step 3: Cross multiply
1,141,575.11x = 1,576,432.63 × 854,596.97 - Step 4: Simplify right side
1,141,575.11x = 1,347,214,549,007.13 - Step 5: Solve for x
x = 1,347,214,549,007.13/1,141,575.11 - Step 6: Final answer
x = 1,180,136.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.