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Finding the Fourth Proportional to 586,246,676.76, 879,398,297.24 and 192,764,791.76

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Solution

The fourth proportional to 586,246,676.76, 879,398,297.24 and 192,764,791.76 is: 289,156,487.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,246,676.76 : 879,398,297.24 = 192,764,791.76 : x
  2. Step 2: Convert to fraction form
    586,246,676.76/879,398,297.24 = 192,764,791.76/x
  3. Step 3: Cross multiply
    586,246,676.76x = 879,398,297.24 × 192,764,791.76
  4. Step 4: Simplify right side
    586,246,676.76x = 169,517,029,641,157,408
  5. Step 5: Solve for x
    x = 169,517,029,641,157,408/586,246,676.76
  6. Step 6: Final answer
    x = 289,156,487.13

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Why These Related Problems?

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