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Finding the Fourth Proportional to 8,267.88, 11,410.08 and 4,732.32

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Solution

The fourth proportional to 8,267.88, 11,410.08 and 4,732.32 is: 6,530.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,267.88 : 11,410.08 = 4,732.32 : x
  2. Step 2: Convert to fraction form
    8,267.88/11,410.08 = 4,732.32/x
  3. Step 3: Cross multiply
    8,267.88x = 11,410.08 × 4,732.32
  4. Step 4: Simplify right side
    8,267.88x = 53,996,149.79
  5. Step 5: Solve for x
    x = 53,996,149.79/8,267.88
  6. Step 6: Final answer
    x = 6,530.83

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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.