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Finding the Fourth Proportional to 462.58, 694.34 and 360.99

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Solution

The fourth proportional to 462.58, 694.34 and 360.99 is: 541.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    462.58 : 694.34 = 360.99 : x
  2. Step 2: Convert to fraction form
    462.58/694.34 = 360.99/x
  3. Step 3: Cross multiply
    462.58x = 694.34 × 360.99
  4. Step 4: Simplify right side
    462.58x = 250,649.35
  5. Step 5: Solve for x
    x = 250,649.35/462.58
  6. Step 6: Final answer
    x = 541.85

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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.