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Finding the Fourth Proportional to 593.79, 890.50 and 247.22

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Solution

The fourth proportional to 593.79, 890.50 and 247.22 is: 370.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.79 : 890.50 = 247.22 : x
  2. Step 2: Convert to fraction form
    593.79/890.50 = 247.22/x
  3. Step 3: Cross multiply
    593.79x = 890.50 × 247.22
  4. Step 4: Simplify right side
    593.79x = 220,149.41
  5. Step 5: Solve for x
    x = 220,149.41/593.79
  6. Step 6: Final answer
    x = 370.75

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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.