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Finding the Fourth Proportional to 2,229.17, 3,344.00 and 585.74

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Solution

The fourth proportional to 2,229.17, 3,344.00 and 585.74 is: 878.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229.17 : 3,344.00 = 585.74 : x
  2. Step 2: Convert to fraction form
    2,229.17/3,344.00 = 585.74/x
  3. Step 3: Cross multiply
    2,229.17x = 3,344.00 × 585.74
  4. Step 4: Simplify right side
    2,229.17x = 1,958,719.99
  5. Step 5: Solve for x
    x = 1,958,719.99/2,229.17
  6. Step 6: Final answer
    x = 878.68

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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.