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Finding the Fourth Proportional to 593.88, 890.76 and 198.57

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Solution

The fourth proportional to 593.88, 890.76 and 198.57 is: 297.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.88 : 890.76 = 198.57 : x
  2. Step 2: Convert to fraction form
    593.88/890.76 = 198.57/x
  3. Step 3: Cross multiply
    593.88x = 890.76 × 198.57
  4. Step 4: Simplify right side
    593.88x = 176,878.21
  5. Step 5: Solve for x
    x = 176,878.21/593.88
  6. Step 6: Final answer
    x = 297.83

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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.