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Finding the Fourth Proportional to 498.04, 746.98 and 156.04

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Solution

The fourth proportional to 498.04, 746.98 and 156.04 is: 234.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    498.04 : 746.98 = 156.04 : x
  2. Step 2: Convert to fraction form
    498.04/746.98 = 156.04/x
  3. Step 3: Cross multiply
    498.04x = 746.98 × 156.04
  4. Step 4: Simplify right side
    498.04x = 116,558.76
  5. Step 5: Solve for x
    x = 116,558.76/498.04
  6. Step 6: Final answer
    x = 234.03

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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.