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Finding the Fourth Proportional to 499.92, 750.08 and 175.31

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Solution

The fourth proportional to 499.92, 750.08 and 175.31 is: 263.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    499.92 : 750.08 = 175.31 : x
  2. Step 2: Convert to fraction form
    499.92/750.08 = 175.31/x
  3. Step 3: Cross multiply
    499.92x = 750.08 × 175.31
  4. Step 4: Simplify right side
    499.92x = 131,497.52
  5. Step 5: Solve for x
    x = 131,497.52/499.92
  6. Step 6: Final answer
    x = 263.04

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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.