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Finding the Fourth Proportional to 8,452.69, 11,664.71 and 4,726.69

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Solution

The fourth proportional to 8,452.69, 11,664.71 and 4,726.69 is: 6,522.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,452.69 : 11,664.71 = 4,726.69 : x
  2. Step 2: Convert to fraction form
    8,452.69/11,664.71 = 4,726.69/x
  3. Step 3: Cross multiply
    8,452.69x = 11,664.71 × 4,726.69
  4. Step 4: Simplify right side
    8,452.69x = 55,135,433.04
  5. Step 5: Solve for x
    x = 55,135,433.04/8,452.69
  6. Step 6: Final answer
    x = 6,522.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.