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Finding the Fourth Proportional to 8,856, 13,265.12 and 4,466.24

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Solution

The fourth proportional to 8,856, 13,265.12 and 4,466.24 is: 6,689.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,856 : 13,265.12 = 4,466.24 : x
  2. Step 2: Convert to fraction form
    8,856/13,265.12 = 4,466.24/x
  3. Step 3: Cross multiply
    8,856x = 13,265.12 × 4,466.24
  4. Step 4: Simplify right side
    8,856x = 59,245,209.55
  5. Step 5: Solve for x
    x = 59,245,209.55/8,856
  6. Step 6: Final answer
    x = 6,689.84

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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.