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Finding the Fourth Proportional to 3,293.60, 4,934.40 and 2,604.80

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Solution

The fourth proportional to 3,293.60, 4,934.40 and 2,604.80 is: 3,902.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,293.60 : 4,934.40 = 2,604.80 : x
  2. Step 2: Convert to fraction form
    3,293.60/4,934.40 = 2,604.80/x
  3. Step 3: Cross multiply
    3,293.60x = 4,934.40 × 2,604.80
  4. Step 4: Simplify right side
    3,293.60x = 12,853,125.12
  5. Step 5: Solve for x
    x = 12,853,125.12/3,293.60
  6. Step 6: Final answer
    x = 3,902.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.