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Finding the Fourth Proportional to 590.14, 884.80 and 261.01

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Solution

The fourth proportional to 590.14, 884.80 and 261.01 is: 391.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.14 : 884.80 = 261.01 : x
  2. Step 2: Convert to fraction form
    590.14/884.80 = 261.01/x
  3. Step 3: Cross multiply
    590.14x = 884.80 × 261.01
  4. Step 4: Simplify right side
    590.14x = 230,941.65
  5. Step 5: Solve for x
    x = 230,941.65/590.14
  6. Step 6: Final answer
    x = 391.33

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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.