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Finding the Fourth Proportional to 796.08, 1,098.18 and 574.68

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Solution

The fourth proportional to 796.08, 1,098.18 and 574.68 is: 792.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    796.08 : 1,098.18 = 574.68 : x
  2. Step 2: Convert to fraction form
    796.08/1,098.18 = 574.68/x
  3. Step 3: Cross multiply
    796.08x = 1,098.18 × 574.68
  4. Step 4: Simplify right side
    796.08x = 631,102.08
  5. Step 5: Solve for x
    x = 631,102.08/796.08
  6. Step 6: Final answer
    x = 792.76

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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.