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Finding the Fourth Proportional to 3,844.56, 5,758.56 and 2,605.17

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Solution

The fourth proportional to 3,844.56, 5,758.56 and 2,605.17 is: 3,902.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,844.56 : 5,758.56 = 2,605.17 : x
  2. Step 2: Convert to fraction form
    3,844.56/5,758.56 = 2,605.17/x
  3. Step 3: Cross multiply
    3,844.56x = 5,758.56 × 2,605.17
  4. Step 4: Simplify right side
    3,844.56x = 15,002,027.76
  5. Step 5: Solve for x
    x = 15,002,027.76/3,844.56
  6. Step 6: Final answer
    x = 3,902.14

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1.5x scale

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.