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Finding the Fourth Proportional to 593.21, 883.89 and 528.55

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Solution

The fourth proportional to 593.21, 883.89 and 528.55 is: 787.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.21 : 883.89 = 528.55 : x
  2. Step 2: Convert to fraction form
    593.21/883.89 = 528.55/x
  3. Step 3: Cross multiply
    593.21x = 883.89 × 528.55
  4. Step 4: Simplify right side
    593.21x = 467,177.85
  5. Step 5: Solve for x
    x = 467,177.85/593.21
  6. Step 6: Final answer
    x = 787.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.