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Finding the Fourth Proportional to 1,462.86, 2,018.71 and 799.69

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Solution

The fourth proportional to 1,462.86, 2,018.71 and 799.69 is: 1,103.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462.86 : 2,018.71 = 799.69 : x
  2. Step 2: Convert to fraction form
    1,462.86/2,018.71 = 799.69/x
  3. Step 3: Cross multiply
    1,462.86x = 2,018.71 × 799.69
  4. Step 4: Simplify right side
    1,462.86x = 1,614,342.20
  5. Step 5: Solve for x
    x = 1,614,342.20/1,462.86
  6. Step 6: Final answer
    x = 1,103.55

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