Finding the Fourth Proportional to 2,970,235.57, 4,083,166.99 and 2,555,257.99
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Solution
The fourth proportional to 2,970,235.57, 4,083,166.99 and 2,555,257.99 is: 3,512,699.52
Step by Step Solution
- Step 1: Write the proportion equation
2,970,235.57 : 4,083,166.99 = 2,555,257.99 : x - Step 2: Convert to fraction form
2,970,235.57/4,083,166.99 = 2,555,257.99/x - Step 3: Cross multiply
2,970,235.57x = 4,083,166.99 × 2,555,257.99 - Step 4: Simplify right side
2,970,235.57x = 10,433,545,075,701.75 - Step 5: Solve for x
x = 10,433,545,075,701.75/2,970,235.57 - Step 6: Final answer
x = 3,512,699.52
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.