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Finding the Fourth Proportional to 443,850.56, 612,480.60 and 252,826.64

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Solution

The fourth proportional to 443,850.56, 612,480.60 and 252,826.64 is: 348,881.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,850.56 : 612,480.60 = 252,826.64 : x
  2. Step 2: Convert to fraction form
    443,850.56/612,480.60 = 252,826.64/x
  3. Step 3: Cross multiply
    443,850.56x = 612,480.60 × 252,826.64
  4. Step 4: Simplify right side
    443,850.56x = 154,851,412,163.18
  5. Step 5: Solve for x
    x = 154,851,412,163.18/443,850.56
  6. Step 6: Final answer
    x = 348,881.87

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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.