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Finding the Fourth Proportional to 796.19, 1,190.57 and 588.74

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Solution

The fourth proportional to 796.19, 1,190.57 and 588.74 is: 880.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    796.19 : 1,190.57 = 588.74 : x
  2. Step 2: Convert to fraction form
    796.19/1,190.57 = 588.74/x
  3. Step 3: Cross multiply
    796.19x = 1,190.57 × 588.74
  4. Step 4: Simplify right side
    796.19x = 700,927.29
  5. Step 5: Solve for x
    x = 700,927.29/796.19
  6. Step 6: Final answer
    x = 880.36

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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.