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Finding the Fourth Proportional to 5,000.64, 7,500.96 and 2,403.84

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Solution

The fourth proportional to 5,000.64, 7,500.96 and 2,403.84 is: 3,605.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,000.64 : 7,500.96 = 2,403.84 : x
  2. Step 2: Convert to fraction form
    5,000.64/7,500.96 = 2,403.84/x
  3. Step 3: Cross multiply
    5,000.64x = 7,500.96 × 2,403.84
  4. Step 4: Simplify right side
    5,000.64x = 18,031,107.69
  5. Step 5: Solve for x
    x = 18,031,107.69/5,000.64
  6. Step 6: Final answer
    x = 3,605.76

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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.