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Finding the Fourth Proportional to 4,473.34, 6,711.12 and 2,626

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Solution

The fourth proportional to 4,473.34, 6,711.12 and 2,626 is: 3,939.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,473.34 : 6,711.12 = 2,626 : x
  2. Step 2: Convert to fraction form
    4,473.34/6,711.12 = 2,626/x
  3. Step 3: Cross multiply
    4,473.34x = 6,711.12 × 2,626
  4. Step 4: Simplify right side
    4,473.34x = 17,623,401.12
  5. Step 5: Solve for x
    x = 17,623,401.12/4,473.34
  6. Step 6: Final answer
    x = 3,939.65

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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.