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Finding the Fourth Proportional to 795.53, 1,193.28 and 247.71

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Solution

The fourth proportional to 795.53, 1,193.28 and 247.71 is: 371.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    795.53 : 1,193.28 = 247.71 : x
  2. Step 2: Convert to fraction form
    795.53/1,193.28 = 247.71/x
  3. Step 3: Cross multiply
    795.53x = 1,193.28 × 247.71
  4. Step 4: Simplify right side
    795.53x = 295,587.39
  5. Step 5: Solve for x
    x = 295,587.39/795.53
  6. Step 6: Final answer
    x = 371.56

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Double scale
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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.