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Finding the Fourth Proportional to 5,866.32, 8,786.58 and 5,542.83

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Solution

The fourth proportional to 5,866.32, 8,786.58 and 5,542.83 is: 8,302.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,866.32 : 8,786.58 = 5,542.83 : x
  2. Step 2: Convert to fraction form
    5,866.32/8,786.58 = 5,542.83/x
  3. Step 3: Cross multiply
    5,866.32x = 8,786.58 × 5,542.83
  4. Step 4: Simplify right side
    5,866.32x = 48,702,498.44
  5. Step 5: Solve for x
    x = 48,702,498.44/5,866.32
  6. Step 6: Final answer
    x = 8,302.05

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1.5x scale

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.