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Finding the Fourth Proportional to 8,496.83, 12,744.21 and 4,339.84

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Solution

The fourth proportional to 8,496.83, 12,744.21 and 4,339.84 is: 6,509.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,496.83 : 12,744.21 = 4,339.84 : x
  2. Step 2: Convert to fraction form
    8,496.83/12,744.21 = 4,339.84/x
  3. Step 3: Cross multiply
    8,496.83x = 12,744.21 × 4,339.84
  4. Step 4: Simplify right side
    8,496.83x = 55,307,792.59
  5. Step 5: Solve for x
    x = 55,307,792.59/8,496.83
  6. Step 6: Final answer
    x = 6,509.22

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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.