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Finding the Fourth Proportional to 8,866.52, 12,242.96 and 6,039.84

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Solution

The fourth proportional to 8,866.52, 12,242.96 and 6,039.84 is: 8,339.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,866.52 : 12,242.96 = 6,039.84 : x
  2. Step 2: Convert to fraction form
    8,866.52/12,242.96 = 6,039.84/x
  3. Step 3: Cross multiply
    8,866.52x = 12,242.96 × 6,039.84
  4. Step 4: Simplify right side
    8,866.52x = 73,945,519.53
  5. Step 5: Solve for x
    x = 73,945,519.53/8,866.52
  6. Step 6: Final answer
    x = 8,339.86

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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.