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Finding the Fourth Proportional to 2,154.05, 3,230.64 and 593.66

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Solution

The fourth proportional to 2,154.05, 3,230.64 and 593.66 is: 890.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154.05 : 3,230.64 = 593.66 : x
  2. Step 2: Convert to fraction form
    2,154.05/3,230.64 = 593.66/x
  3. Step 3: Cross multiply
    2,154.05x = 3,230.64 × 593.66
  4. Step 4: Simplify right side
    2,154.05x = 1,917,885.59
  5. Step 5: Solve for x
    x = 1,917,885.59/2,154.05
  6. Step 6: Final answer
    x = 890.36

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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.