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Finding the Fourth Proportional to 588.80, 882.58 and 383.46

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Solution

The fourth proportional to 588.80, 882.58 and 383.46 is: 574.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.80 : 882.58 = 383.46 : x
  2. Step 2: Convert to fraction form
    588.80/882.58 = 383.46/x
  3. Step 3: Cross multiply
    588.80x = 882.58 × 383.46
  4. Step 4: Simplify right side
    588.80x = 338,434.13
  5. Step 5: Solve for x
    x = 338,434.13/588.80
  6. Step 6: Final answer
    x = 574.79

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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.