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Finding the Fourth Proportional to 2,998.38, 4,496.25 and 1,354.86

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Solution

The fourth proportional to 2,998.38, 4,496.25 and 1,354.86 is: 2,031.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,998.38 : 4,496.25 = 1,354.86 : x
  2. Step 2: Convert to fraction form
    2,998.38/4,496.25 = 1,354.86/x
  3. Step 3: Cross multiply
    2,998.38x = 4,496.25 × 1,354.86
  4. Step 4: Simplify right side
    2,998.38x = 6,091,789.28
  5. Step 5: Solve for x
    x = 6,091,789.28/2,998.38
  6. Step 6: Final answer
    x = 2,031.69

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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.