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Finding the Fourth Proportional to 588.72, 881.76 and 371.84

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Solution

The fourth proportional to 588.72, 881.76 and 371.84 is: 556.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.72 : 881.76 = 371.84 : x
  2. Step 2: Convert to fraction form
    588.72/881.76 = 371.84/x
  3. Step 3: Cross multiply
    588.72x = 881.76 × 371.84
  4. Step 4: Simplify right side
    588.72x = 327,873.64
  5. Step 5: Solve for x
    x = 327,873.64/588.72
  6. Step 6: Final answer
    x = 556.93

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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.