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Finding the Fourth Proportional to 588.68, 882.33 and 328.56

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Solution

The fourth proportional to 588.68, 882.33 and 328.56 is: 492.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.68 : 882.33 = 328.56 : x
  2. Step 2: Convert to fraction form
    588.68/882.33 = 328.56/x
  3. Step 3: Cross multiply
    588.68x = 882.33 × 328.56
  4. Step 4: Simplify right side
    588.68x = 289,898.34
  5. Step 5: Solve for x
    x = 289,898.34/588.68
  6. Step 6: Final answer
    x = 492.45

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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.