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Finding the Fourth Proportional to 6,494.60, 9,742.86 and 2,598.92

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Solution

The fourth proportional to 6,494.60, 9,742.86 and 2,598.92 is: 3,898.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,494.60 : 9,742.86 = 2,598.92 : x
  2. Step 2: Convert to fraction form
    6,494.60/9,742.86 = 2,598.92/x
  3. Step 3: Cross multiply
    6,494.60x = 9,742.86 × 2,598.92
  4. Step 4: Simplify right side
    6,494.60x = 25,320,913.71
  5. Step 5: Solve for x
    x = 25,320,913.71/6,494.60
  6. Step 6: Final answer
    x = 3,898.76

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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.