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Finding the Fourth Proportional to 593.93, 890.90 and 269.30

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Solution

The fourth proportional to 593.93, 890.90 and 269.30 is: 403.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.93 : 890.90 = 269.30 : x
  2. Step 2: Convert to fraction form
    593.93/890.90 = 269.30/x
  3. Step 3: Cross multiply
    593.93x = 890.90 × 269.30
  4. Step 4: Simplify right side
    593.93x = 239,913.57
  5. Step 5: Solve for x
    x = 239,913.57/593.93
  6. Step 6: Final answer
    x = 403.95

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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.