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Finding the Fourth Proportional to 443,863.56, 612,500.22 and 252,841.80

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Solution

The fourth proportional to 443,863.56, 612,500.22 and 252,841.80 is: 348,903.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,863.56 : 612,500.22 = 252,841.80 : x
  2. Step 2: Convert to fraction form
    443,863.56/612,500.22 = 252,841.80/x
  3. Step 3: Cross multiply
    443,863.56x = 612,500.22 × 252,841.80
  4. Step 4: Simplify right side
    443,863.56x = 154,865,658,125.20
  5. Step 5: Solve for x
    x = 154,865,658,125.20/443,863.56
  6. Step 6: Final answer
    x = 348,903.74

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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.