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Finding the Fourth Proportional to 5,917.60, 8,873.36 and 1,967.43

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Solution

The fourth proportional to 5,917.60, 8,873.36 and 1,967.43 is: 2,950.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,917.60 : 8,873.36 = 1,967.43 : x
  2. Step 2: Convert to fraction form
    5,917.60/8,873.36 = 1,967.43/x
  3. Step 3: Cross multiply
    5,917.60x = 8,873.36 × 1,967.43
  4. Step 4: Simplify right side
    5,917.60x = 17,457,756.55
  5. Step 5: Solve for x
    x = 17,457,756.55/5,917.60
  6. Step 6: Final answer
    x = 2,950.14

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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.