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Finding the Fourth Proportional to 488,757.57, 732,676.68 and 263,780.88

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Solution

The fourth proportional to 488,757.57, 732,676.68 and 263,780.88 is: 395,423.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,757.57 : 732,676.68 = 263,780.88 : x
  2. Step 2: Convert to fraction form
    488,757.57/732,676.68 = 263,780.88/x
  3. Step 3: Cross multiply
    488,757.57x = 732,676.68 × 263,780.88
  4. Step 4: Simplify right side
    488,757.57x = 193,266,099,405.88
  5. Step 5: Solve for x
    x = 193,266,099,405.88/488,757.57
  6. Step 6: Final answer
    x = 395,423.23

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.