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Finding the Fourth Proportional to 5,357.39, 8,020.52 and 4,794.69

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Solution

The fourth proportional to 5,357.39, 8,020.52 and 4,794.69 is: 7,178.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,357.39 : 8,020.52 = 4,794.69 : x
  2. Step 2: Convert to fraction form
    5,357.39/8,020.52 = 4,794.69/x
  3. Step 3: Cross multiply
    5,357.39x = 8,020.52 × 4,794.69
  4. Step 4: Simplify right side
    5,357.39x = 38,455,931.12
  5. Step 5: Solve for x
    x = 38,455,931.12/5,357.39
  6. Step 6: Final answer
    x = 7,178.11

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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.