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Finding the Fourth Proportional to 1,149.74, 1,586.41 and 795.11

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Solution

The fourth proportional to 1,149.74, 1,586.41 and 795.11 is: 1,097.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149.74 : 1,586.41 = 795.11 : x
  2. Step 2: Convert to fraction form
    1,149.74/1,586.41 = 795.11/x
  3. Step 3: Cross multiply
    1,149.74x = 1,586.41 × 795.11
  4. Step 4: Simplify right side
    1,149.74x = 1,261,367.23
  5. Step 5: Solve for x
    x = 1,261,367.23/1,149.74
  6. Step 6: Final answer
    x = 1,097.09

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Why These Related Problems?

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