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Finding the Fourth Proportional to 8,333.19, 11,494.50 and 6,339.39

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Solution

The fourth proportional to 8,333.19, 11,494.50 and 6,339.39 is: 8,744.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,333.19 : 11,494.50 = 6,339.39 : x
  2. Step 2: Convert to fraction form
    8,333.19/11,494.50 = 6,339.39/x
  3. Step 3: Cross multiply
    8,333.19x = 11,494.50 × 6,339.39
  4. Step 4: Simplify right side
    8,333.19x = 72,868,118.36
  5. Step 5: Solve for x
    x = 72,868,118.36/8,333.19
  6. Step 6: Final answer
    x = 8,744.32

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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.