Finding the Fourth Proportional to 4,201,544.70, 6,302,317.05 and 3,670,103.70
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Solution
The fourth proportional to 4,201,544.70, 6,302,317.05 and 3,670,103.70 is: 5,505,155.55
Step by Step Solution
- Step 1: Write the proportion equation
4,201,544.70 : 6,302,317.05 = 3,670,103.70 : x - Step 2: Convert to fraction form
4,201,544.70/6,302,317.05 = 3,670,103.70/x - Step 3: Cross multiply
4,201,544.70x = 6,302,317.05 × 3,670,103.70 - Step 4: Simplify right side
4,201,544.70x = 23,130,157,123,778.09 - Step 5: Solve for x
x = 23,130,157,123,778.09/4,201,544.70 - Step 6: Final answer
x = 5,505,155.55
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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.