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Finding the Fourth Proportional to 429.97, 593.06 and 264.28

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Solution

The fourth proportional to 429.97, 593.06 and 264.28 is: 364.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    429.97 : 593.06 = 264.28 : x
  2. Step 2: Convert to fraction form
    429.97/593.06 = 264.28/x
  3. Step 3: Cross multiply
    429.97x = 593.06 × 264.28
  4. Step 4: Simplify right side
    429.97x = 156,730.35
  5. Step 5: Solve for x
    x = 156,730.35/429.97
  6. Step 6: Final answer
    x = 364.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.