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Finding the Fourth Proportional to 589.04, 882.97 and 260.11

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Solution

The fourth proportional to 589.04, 882.97 and 260.11 is: 389.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.04 : 882.97 = 260.11 : x
  2. Step 2: Convert to fraction form
    589.04/882.97 = 260.11/x
  3. Step 3: Cross multiply
    589.04x = 882.97 × 260.11
  4. Step 4: Simplify right side
    589.04x = 229,669.78
  5. Step 5: Solve for x
    x = 229,669.78/589.04
  6. Step 6: Final answer
    x = 389.91

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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.