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Finding the Fourth Proportional to 3,902.79, 5,854.73 and 1,593.75

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Solution

The fourth proportional to 3,902.79, 5,854.73 and 1,593.75 is: 2,390.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,902.79 : 5,854.73 = 1,593.75 : x
  2. Step 2: Convert to fraction form
    3,902.79/5,854.73 = 1,593.75/x
  3. Step 3: Cross multiply
    3,902.79x = 5,854.73 × 1,593.75
  4. Step 4: Simplify right side
    3,902.79x = 9,330,967.97
  5. Step 5: Solve for x
    x = 9,330,967.97/3,902.79
  6. Step 6: Final answer
    x = 2,390.85

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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.