Finding the Fourth Proportional to 1,474,304.51, 2,035,167.97 and 991,149.88
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Solution
The fourth proportional to 1,474,304.51, 2,035,167.97 and 991,149.88 is: 1,368,208.86
Step by Step Solution
- Step 1: Write the proportion equation
1,474,304.51 : 2,035,167.97 = 991,149.88 : x - Step 2: Convert to fraction form
1,474,304.51/2,035,167.97 = 991,149.88/x - Step 3: Cross multiply
1,474,304.51x = 2,035,167.97 × 991,149.88 - Step 4: Simplify right side
1,474,304.51x = 2,017,156,489,245.34 - Step 5: Solve for x
x = 2,017,156,489,245.34/1,474,304.51 - Step 6: Final answer
x = 1,368,208.86
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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.