Finding the Fourth Proportional to 264,481.98, 364,977.99 and 143,617.74
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Solution
The fourth proportional to 264,481.98, 364,977.99 and 143,617.74 is: 198,188.60
Step by Step Solution
- Step 1: Write the proportion equation
264,481.98 : 364,977.99 = 143,617.74 : x - Step 2: Convert to fraction form
264,481.98/364,977.99 = 143,617.74/x - Step 3: Cross multiply
264,481.98x = 364,977.99 × 143,617.74 - Step 4: Simplify right side
264,481.98x = 52,417,314,073.54 - Step 5: Solve for x
x = 52,417,314,073.54/264,481.98 - Step 6: Final answer
x = 198,188.60
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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.