Finding the Fourth Proportional to 3,296,564.80, 4,944,847.20 and 3,237,515.80
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Solution
The fourth proportional to 3,296,564.80, 4,944,847.20 and 3,237,515.80 is: 4,856,273.70
Step by Step Solution
- Step 1: Write the proportion equation
3,296,564.80 : 4,944,847.20 = 3,237,515.80 : x - Step 2: Convert to fraction form
3,296,564.80/4,944,847.20 = 3,237,515.80/x - Step 3: Cross multiply
3,296,564.80x = 4,944,847.20 × 3,237,515.80 - Step 4: Simplify right side
3,296,564.80x = 16,009,020,938,585.76 - Step 5: Solve for x
x = 16,009,020,938,585.76/3,296,564.80 - Step 6: Final answer
x = 4,856,273.70
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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.