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Finding the Fourth Proportional to 4,342.70, 5,992.90 and 2,454.89

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Solution

The fourth proportional to 4,342.70, 5,992.90 and 2,454.89 is: 3,387.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,342.70 : 5,992.90 = 2,454.89 : x
  2. Step 2: Convert to fraction form
    4,342.70/5,992.90 = 2,454.89/x
  3. Step 3: Cross multiply
    4,342.70x = 5,992.90 × 2,454.89
  4. Step 4: Simplify right side
    4,342.70x = 14,711,919.13
  5. Step 5: Solve for x
    x = 14,711,919.13/4,342.70
  6. Step 6: Final answer
    x = 3,387.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.