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Finding the Fourth Proportional to 498, 747 and 173.37

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Solution

The fourth proportional to 498, 747 and 173.37 is: 260.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    498 : 747 = 173.37 : x
  2. Step 2: Convert to fraction form
    498/747 = 173.37/x
  3. Step 3: Cross multiply
    498x = 747 × 173.37
  4. Step 4: Simplify right side
    498x = 129,507.39
  5. Step 5: Solve for x
    x = 129,507.39/498
  6. Step 6: Final answer
    x = 260.06

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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.