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Finding the Fourth Proportional to 531.21, 733.00 and 295.14

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Solution

The fourth proportional to 531.21, 733.00 and 295.14 is: 407.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.21 : 733.00 = 295.14 : x
  2. Step 2: Convert to fraction form
    531.21/733.00 = 295.14/x
  3. Step 3: Cross multiply
    531.21x = 733.00 × 295.14
  4. Step 4: Simplify right side
    531.21x = 216,336.88
  5. Step 5: Solve for x
    x = 216,336.88/531.21
  6. Step 6: Final answer
    x = 407.25

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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.