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Finding the Fourth Proportional to 588.64, 883.11 and 259.64

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Solution

The fourth proportional to 588.64, 883.11 and 259.64 is: 389.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.64 : 883.11 = 259.64 : x
  2. Step 2: Convert to fraction form
    588.64/883.11 = 259.64/x
  3. Step 3: Cross multiply
    588.64x = 883.11 × 259.64
  4. Step 4: Simplify right side
    588.64x = 229,293.55
  5. Step 5: Solve for x
    x = 229,293.55/588.64
  6. Step 6: Final answer
    x = 389.53

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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.