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Finding the Fourth Proportional to 5,917.38, 8,872.98 and 1,756.82

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Solution

The fourth proportional to 5,917.38, 8,872.98 and 1,756.82 is: 2,634.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,917.38 : 8,872.98 = 1,756.82 : x
  2. Step 2: Convert to fraction form
    5,917.38/8,872.98 = 1,756.82/x
  3. Step 3: Cross multiply
    5,917.38x = 8,872.98 × 1,756.82
  4. Step 4: Simplify right side
    5,917.38x = 15,588,184.36
  5. Step 5: Solve for x
    x = 15,588,184.36/5,917.38
  6. Step 6: Final answer
    x = 2,634.31

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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.