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Finding the Fourth Proportional to 2,305.97, 3,459.46 and 662.39

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Solution

The fourth proportional to 2,305.97, 3,459.46 and 662.39 is: 993.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,305.97 : 3,459.46 = 662.39 : x
  2. Step 2: Convert to fraction form
    2,305.97/3,459.46 = 662.39/x
  3. Step 3: Cross multiply
    2,305.97x = 3,459.46 × 662.39
  4. Step 4: Simplify right side
    2,305.97x = 2,291,508.21
  5. Step 5: Solve for x
    x = 2,291,508.21/2,305.97
  6. Step 6: Final answer
    x = 993.73

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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.