Finding the Fourth Proportional to 264,765.93, 365,379.41 and 143,907.50
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Solution
The fourth proportional to 264,765.93, 365,379.41 and 143,907.50 is: 198,593.66
Step by Step Solution
- Step 1: Write the proportion equation
264,765.93 : 365,379.41 = 143,907.50 : x - Step 2: Convert to fraction form
264,765.93/365,379.41 = 143,907.50/x - Step 3: Cross multiply
264,765.93x = 365,379.41 × 143,907.50 - Step 4: Simplify right side
264,765.93x = 52,580,834,898.14 - Step 5: Solve for x
x = 52,580,834,898.14/264,765.93 - Step 6: Final answer
x = 198,593.66
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1.5x scale
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.