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Finding the Fourth Proportional to 532.96, 735.49 and 293.71

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Solution

The fourth proportional to 532.96, 735.49 and 293.71 is: 405.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.96 : 735.49 = 293.71 : x
  2. Step 2: Convert to fraction form
    532.96/735.49 = 293.71/x
  3. Step 3: Cross multiply
    532.96x = 735.49 × 293.71
  4. Step 4: Simplify right side
    532.96x = 216,021.16
  5. Step 5: Solve for x
    x = 216,021.16/532.96
  6. Step 6: Final answer
    x = 405.33

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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.