Finding the Fourth Proportional to 4,292,029.76, 5,923,361.94 and 2,358,676.40
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Solution
The fourth proportional to 4,292,029.76, 5,923,361.94 and 2,358,676.40 is: 3,255,171.75
Step by Step Solution
- Step 1: Write the proportion equation
4,292,029.76 : 5,923,361.94 = 2,358,676.40 : x - Step 2: Convert to fraction form
4,292,029.76/5,923,361.94 = 2,358,676.40/x - Step 3: Cross multiply
4,292,029.76x = 5,923,361.94 × 2,358,676.40 - Step 4: Simplify right side
4,292,029.76x = 13,971,294,016,536.22 - Step 5: Solve for x
x = 13,971,294,016,536.22/4,292,029.76 - Step 6: Final answer
x = 3,255,171.75
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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.