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Finding the Fourth Proportional to 264,850.47, 365,500.83 and 143,999.88

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Solution

The fourth proportional to 264,850.47, 365,500.83 and 143,999.88 is: 198,723.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,850.47 : 365,500.83 = 143,999.88 : x
  2. Step 2: Convert to fraction form
    264,850.47/365,500.83 = 143,999.88/x
  3. Step 3: Cross multiply
    264,850.47x = 365,500.83 × 143,999.88
  4. Step 4: Simplify right side
    264,850.47x = 52,632,075,659.90
  5. Step 5: Solve for x
    x = 52,632,075,659.90/264,850.47
  6. Step 6: Final answer
    x = 198,723.74

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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.