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Finding the Fourth Proportional to 3,155.85, 4,723.25 and 2,373.95

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Solution

The fourth proportional to 3,155.85, 4,723.25 and 2,373.95 is: 3,553.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155.85 : 4,723.25 = 2,373.95 : x
  2. Step 2: Convert to fraction form
    3,155.85/4,723.25 = 2,373.95/x
  3. Step 3: Cross multiply
    3,155.85x = 4,723.25 × 2,373.95
  4. Step 4: Simplify right side
    3,155.85x = 11,212,759.28
  5. Step 5: Solve for x
    x = 11,212,759.28/3,155.85
  6. Step 6: Final answer
    x = 3,553.01

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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.