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Finding the Fourth Proportional to 1,596.71, 2,394.28 and 556.68

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Solution

The fourth proportional to 1,596.71, 2,394.28 and 556.68 is: 834.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,596.71 : 2,394.28 = 556.68 : x
  2. Step 2: Convert to fraction form
    1,596.71/2,394.28 = 556.68/x
  3. Step 3: Cross multiply
    1,596.71x = 2,394.28 × 556.68
  4. Step 4: Simplify right side
    1,596.71x = 1,332,847.79
  5. Step 5: Solve for x
    x = 1,332,847.79/1,596.71
  6. Step 6: Final answer
    x = 834.75

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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.