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Finding the Fourth Proportional to 2,508.02, 3,760.03 and 1,191.12

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Solution

The fourth proportional to 2,508.02, 3,760.03 and 1,191.12 is: 1,785.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,508.02 : 3,760.03 = 1,191.12 : x
  2. Step 2: Convert to fraction form
    2,508.02/3,760.03 = 1,191.12/x
  3. Step 3: Cross multiply
    2,508.02x = 3,760.03 × 1,191.12
  4. Step 4: Simplify right side
    2,508.02x = 4,478,646.93
  5. Step 5: Solve for x
    x = 4,478,646.93/2,508.02
  6. Step 6: Final answer
    x = 1,785.73

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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.