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Finding the Fourth Proportional to 5,899.15, 8,842.55 and 2,199.89

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Solution

The fourth proportional to 5,899.15, 8,842.55 and 2,199.89 is: 3,297.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,899.15 : 8,842.55 = 2,199.89 : x
  2. Step 2: Convert to fraction form
    5,899.15/8,842.55 = 2,199.89/x
  3. Step 3: Cross multiply
    5,899.15x = 8,842.55 × 2,199.89
  4. Step 4: Simplify right side
    5,899.15x = 19,452,598.69
  5. Step 5: Solve for x
    x = 19,452,598.69/5,899.15
  6. Step 6: Final answer
    x = 3,297.53

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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.