Finding the Fourth Proportional to 1,609,941.88, 2,414,888.19 and 411,854.06
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Solution
The fourth proportional to 1,609,941.88, 2,414,888.19 and 411,854.06 is: 617,774.79
Step by Step Solution
- Step 1: Write the proportion equation
1,609,941.88 : 2,414,888.19 = 411,854.06 : x - Step 2: Convert to fraction form
1,609,941.88/2,414,888.19 = 411,854.06/x - Step 3: Cross multiply
1,609,941.88x = 2,414,888.19 × 411,854.06 - Step 4: Simplify right side
1,609,941.88x = 994,581,505,497.55 - Step 5: Solve for x
x = 994,581,505,497.55/1,609,941.88 - Step 6: Final answer
x = 617,774.79
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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.