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Finding the Fourth Proportional to 20,444.76, 30,667.50 and 6,593.76

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Solution

The fourth proportional to 20,444.76, 30,667.50 and 6,593.76 is: 9,890.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,444.76 : 30,667.50 = 6,593.76 : x
  2. Step 2: Convert to fraction form
    20,444.76/30,667.50 = 6,593.76/x
  3. Step 3: Cross multiply
    20,444.76x = 30,667.50 × 6,593.76
  4. Step 4: Simplify right side
    20,444.76x = 202,214,134.80
  5. Step 5: Solve for x
    x = 202,214,134.80/20,444.76
  6. Step 6: Final answer
    x = 9,890.76

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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.