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Finding the Fourth Proportional to 5,658, 8,481.12 and 2,373.12

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Solution

The fourth proportional to 5,658, 8,481.12 and 2,373.12 is: 3,557.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,658 : 8,481.12 = 2,373.12 : x
  2. Step 2: Convert to fraction form
    5,658/8,481.12 = 2,373.12/x
  3. Step 3: Cross multiply
    5,658x = 8,481.12 × 2,373.12
  4. Step 4: Simplify right side
    5,658x = 20,126,715.49
  5. Step 5: Solve for x
    x = 20,126,715.49/5,658
  6. Step 6: Final answer
    x = 3,557.21

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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.