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Finding the Fourth Proportional to 1,035.99, 1,429.57 and 593.83

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Solution

The fourth proportional to 1,035.99, 1,429.57 and 593.83 is: 819.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035.99 : 1,429.57 = 593.83 : x
  2. Step 2: Convert to fraction form
    1,035.99/1,429.57 = 593.83/x
  3. Step 3: Cross multiply
    1,035.99x = 1,429.57 × 593.83
  4. Step 4: Simplify right side
    1,035.99x = 848,911.44
  5. Step 5: Solve for x
    x = 848,911.44/1,035.99
  6. Step 6: Final answer
    x = 819.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.