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Finding the Fourth Proportional to 9,329.59, 13,983.04 and 4,393.45

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Solution

The fourth proportional to 9,329.59, 13,983.04 and 4,393.45 is: 6,584.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,329.59 : 13,983.04 = 4,393.45 : x
  2. Step 2: Convert to fraction form
    9,329.59/13,983.04 = 4,393.45/x
  3. Step 3: Cross multiply
    9,329.59x = 13,983.04 × 4,393.45
  4. Step 4: Simplify right side
    9,329.59x = 61,433,695.21
  5. Step 5: Solve for x
    x = 61,433,695.21/9,329.59
  6. Step 6: Final answer
    x = 6,584.83

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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.