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Finding the Fourth Proportional to 2,929.47, 4,388.31 and 1,367.31

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Solution

The fourth proportional to 2,929.47, 4,388.31 and 1,367.31 is: 2,048.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929.47 : 4,388.31 = 1,367.31 : x
  2. Step 2: Convert to fraction form
    2,929.47/4,388.31 = 1,367.31/x
  3. Step 3: Cross multiply
    2,929.47x = 4,388.31 × 1,367.31
  4. Step 4: Simplify right side
    2,929.47x = 6,000,196.60
  5. Step 5: Solve for x
    x = 6,000,196.60/2,929.47
  6. Step 6: Final answer
    x = 2,048.22

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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.