Finding the Fourth Proportional to 4,430,469.60, 6,645,704.40 and 1,064,676.60
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Solution
The fourth proportional to 4,430,469.60, 6,645,704.40 and 1,064,676.60 is: 1,597,014.90
Step by Step Solution
- Step 1: Write the proportion equation
4,430,469.60 : 6,645,704.40 = 1,064,676.60 : x - Step 2: Convert to fraction form
4,430,469.60/6,645,704.40 = 1,064,676.60/x - Step 3: Cross multiply
4,430,469.60x = 6,645,704.40 × 1,064,676.60 - Step 4: Simplify right side
4,430,469.60x = 7,075,525,965,197.04 - Step 5: Solve for x
x = 7,075,525,965,197.04/4,430,469.60 - Step 6: Final answer
x = 1,597,014.90
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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.