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Finding the Fourth Proportional to 673, 928.26 and 532.84

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Solution

The fourth proportional to 673, 928.26 and 532.84 is: 734.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    673 : 928.26 = 532.84 : x
  2. Step 2: Convert to fraction form
    673/928.26 = 532.84/x
  3. Step 3: Cross multiply
    673x = 928.26 × 532.84
  4. Step 4: Simplify right side
    673x = 494,614.06
  5. Step 5: Solve for x
    x = 494,614.06/673
  6. Step 6: Final answer
    x = 734.94

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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.