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Finding the Fourth Proportional to 592.88, 889.71 and 268.28

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Solution

The fourth proportional to 592.88, 889.71 and 268.28 is: 402.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.88 : 889.71 = 268.28 : x
  2. Step 2: Convert to fraction form
    592.88/889.71 = 268.28/x
  3. Step 3: Cross multiply
    592.88x = 889.71 × 268.28
  4. Step 4: Simplify right side
    592.88x = 238,691.40
  5. Step 5: Solve for x
    x = 238,691.40/592.88
  6. Step 6: Final answer
    x = 402.60

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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.