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Finding the Fourth Proportional to 696.53, 1,044.38 and 593.87

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Solution

The fourth proportional to 696.53, 1,044.38 and 593.87 is: 890.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    696.53 : 1,044.38 = 593.87 : x
  2. Step 2: Convert to fraction form
    696.53/1,044.38 = 593.87/x
  3. Step 3: Cross multiply
    696.53x = 1,044.38 × 593.87
  4. Step 4: Simplify right side
    696.53x = 620,217.76
  5. Step 5: Solve for x
    x = 620,217.76/696.53
  6. Step 6: Final answer
    x = 890.45

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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.