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Finding the Fourth Proportional to 592.91, 889.75 and 268.28

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Solution

The fourth proportional to 592.91, 889.75 and 268.28 is: 402.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.91 : 889.75 = 268.28 : x
  2. Step 2: Convert to fraction form
    592.91/889.75 = 268.28/x
  3. Step 3: Cross multiply
    592.91x = 889.75 × 268.28
  4. Step 4: Simplify right side
    592.91x = 238,701.35
  5. Step 5: Solve for x
    x = 238,701.35/592.91
  6. Step 6: Final answer
    x = 402.59

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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.