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Finding the Fourth Proportional to 351.62, 526.98 and 264.27

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Solution

The fourth proportional to 351.62, 526.98 and 264.27 is: 396.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    351.62 : 526.98 = 264.27 : x
  2. Step 2: Convert to fraction form
    351.62/526.98 = 264.27/x
  3. Step 3: Cross multiply
    351.62x = 526.98 × 264.27
  4. Step 4: Simplify right side
    351.62x = 139,265.00
  5. Step 5: Solve for x
    x = 139,265.00/351.62
  6. Step 6: Final answer
    x = 396.07

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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.