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Finding the Fourth Proportional to 3,711.44, 5,567.16 and 1,658

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Solution

The fourth proportional to 3,711.44, 5,567.16 and 1,658 is: 2,487

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711.44 : 5,567.16 = 1,658 : x
  2. Step 2: Convert to fraction form
    3,711.44/5,567.16 = 1,658/x
  3. Step 3: Cross multiply
    3,711.44x = 5,567.16 × 1,658
  4. Step 4: Simplify right side
    3,711.44x = 9,230,351.28
  5. Step 5: Solve for x
    x = 9,230,351.28/3,711.44
  6. Step 6: Final answer
    x = 2,487

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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.