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Finding the Fourth Proportional to 8,644.24, 12,963.12 and 4,024

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Solution

The fourth proportional to 8,644.24, 12,963.12 and 4,024 is: 6,034.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,644.24 : 12,963.12 = 4,024 : x
  2. Step 2: Convert to fraction form
    8,644.24/12,963.12 = 4,024/x
  3. Step 3: Cross multiply
    8,644.24x = 12,963.12 × 4,024
  4. Step 4: Simplify right side
    8,644.24x = 52,163,594.88
  5. Step 5: Solve for x
    x = 52,163,594.88/8,644.24
  6. Step 6: Final answer
    x = 6,034.49

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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.