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Finding the Fourth Proportional to 5,860.93, 8,791.41 and 1,478.35

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Solution

The fourth proportional to 5,860.93, 8,791.41 and 1,478.35 is: 2,217.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,860.93 : 8,791.41 = 1,478.35 : x
  2. Step 2: Convert to fraction form
    5,860.93/8,791.41 = 1,478.35/x
  3. Step 3: Cross multiply
    5,860.93x = 8,791.41 × 1,478.35
  4. Step 4: Simplify right side
    5,860.93x = 12,996,780.97
  5. Step 5: Solve for x
    x = 12,996,780.97/5,860.93
  6. Step 6: Final answer
    x = 2,217.53

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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.