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Finding the Fourth Proportional to 2,354.19, 3,529.50 and 793.27

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Solution

The fourth proportional to 2,354.19, 3,529.50 and 793.27 is: 1,189.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,354.19 : 3,529.50 = 793.27 : x
  2. Step 2: Convert to fraction form
    2,354.19/3,529.50 = 793.27/x
  3. Step 3: Cross multiply
    2,354.19x = 3,529.50 × 793.27
  4. Step 4: Simplify right side
    2,354.19x = 2,799,846.47
  5. Step 5: Solve for x
    x = 2,799,846.47/2,354.19
  6. Step 6: Final answer
    x = 1,189.30

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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.