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Finding the Fourth Proportional to 5,866.98, 8,801.30 and 2,168.87

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Solution

The fourth proportional to 5,866.98, 8,801.30 and 2,168.87 is: 3,253.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,866.98 : 8,801.30 = 2,168.87 : x
  2. Step 2: Convert to fraction form
    5,866.98/8,801.30 = 2,168.87/x
  3. Step 3: Cross multiply
    5,866.98x = 8,801.30 × 2,168.87
  4. Step 4: Simplify right side
    5,866.98x = 19,088,875.53
  5. Step 5: Solve for x
    x = 19,088,875.53/5,866.98
  6. Step 6: Final answer
    x = 3,253.61

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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.