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Finding the Fourth Proportional to 589.06, 882.68 and 223.65

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Solution

The fourth proportional to 589.06, 882.68 and 223.65 is: 335.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.06 : 882.68 = 223.65 : x
  2. Step 2: Convert to fraction form
    589.06/882.68 = 223.65/x
  3. Step 3: Cross multiply
    589.06x = 882.68 × 223.65
  4. Step 4: Simplify right side
    589.06x = 197,411.38
  5. Step 5: Solve for x
    x = 197,411.38/589.06
  6. Step 6: Final answer
    x = 335.13

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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.