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Finding the Fourth Proportional to 868, 1,302.14 and 595.84

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Solution

The fourth proportional to 868, 1,302.14 and 595.84 is: 893.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    868 : 1,302.14 = 595.84 : x
  2. Step 2: Convert to fraction form
    868/1,302.14 = 595.84/x
  3. Step 3: Cross multiply
    868x = 1,302.14 × 595.84
  4. Step 4: Simplify right side
    868x = 775,867.10
  5. Step 5: Solve for x
    x = 775,867.10/868
  6. Step 6: Final answer
    x = 893.86

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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.