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Finding the Fourth Proportional to 6,408.88, 9,606.48 and 2,898.52

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Solution

The fourth proportional to 6,408.88, 9,606.48 and 2,898.52 is: 4,344.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,408.88 : 9,606.48 = 2,898.52 : x
  2. Step 2: Convert to fraction form
    6,408.88/9,606.48 = 2,898.52/x
  3. Step 3: Cross multiply
    6,408.88x = 9,606.48 × 2,898.52
  4. Step 4: Simplify right side
    6,408.88x = 27,844,574.41
  5. Step 5: Solve for x
    x = 27,844,574.41/6,408.88
  6. Step 6: Final answer
    x = 4,344.69

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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.