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Finding the Fourth Proportional to 593.10, 890.55 and 350.10

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Solution

The fourth proportional to 593.10, 890.55 and 350.10 is: 525.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.10 : 890.55 = 350.10 : x
  2. Step 2: Convert to fraction form
    593.10/890.55 = 350.10/x
  3. Step 3: Cross multiply
    593.10x = 890.55 × 350.10
  4. Step 4: Simplify right side
    593.10x = 311,781.56
  5. Step 5: Solve for x
    x = 311,781.56/593.10
  6. Step 6: Final answer
    x = 525.68

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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.