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Finding the Fourth Proportional to 1,722.34, 2,582.86 and 735.62

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Solution

The fourth proportional to 1,722.34, 2,582.86 and 735.62 is: 1,103.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722.34 : 2,582.86 = 735.62 : x
  2. Step 2: Convert to fraction form
    1,722.34/2,582.86 = 735.62/x
  3. Step 3: Cross multiply
    1,722.34x = 2,582.86 × 735.62
  4. Step 4: Simplify right side
    1,722.34x = 1,900,003.47
  5. Step 5: Solve for x
    x = 1,900,003.47/1,722.34
  6. Step 6: Final answer
    x = 1,103.15

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.