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Finding the Fourth Proportional to 467.34, 699.38 and 358.26

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Solution

The fourth proportional to 467.34, 699.38 and 358.26 is: 536.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.34 : 699.38 = 358.26 : x
  2. Step 2: Convert to fraction form
    467.34/699.38 = 358.26/x
  3. Step 3: Cross multiply
    467.34x = 699.38 × 358.26
  4. Step 4: Simplify right side
    467.34x = 250,559.88
  5. Step 5: Solve for x
    x = 250,559.88/467.34
  6. Step 6: Final answer
    x = 536.14

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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.