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Finding the Fourth Proportional to 795.11, 1,192.50 and 247.16

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Solution

The fourth proportional to 795.11, 1,192.50 and 247.16 is: 370.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    795.11 : 1,192.50 = 247.16 : x
  2. Step 2: Convert to fraction form
    795.11/1,192.50 = 247.16/x
  3. Step 3: Cross multiply
    795.11x = 1,192.50 × 247.16
  4. Step 4: Simplify right side
    795.11x = 294,732.34
  5. Step 5: Solve for x
    x = 294,732.34/795.11
  6. Step 6: Final answer
    x = 370.68

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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.