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Finding the Fourth Proportional to 532.74, 735.30 and 336.54

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Solution

The fourth proportional to 532.74, 735.30 and 336.54 is: 464.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.74 : 735.30 = 336.54 : x
  2. Step 2: Convert to fraction form
    532.74/735.30 = 336.54/x
  3. Step 3: Cross multiply
    532.74x = 735.30 × 336.54
  4. Step 4: Simplify right side
    532.74x = 247,457.86
  5. Step 5: Solve for x
    x = 247,457.86/532.74
  6. Step 6: Final answer
    x = 464.50

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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.