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Finding the Fourth Proportional to 467.60, 701.16 and 251

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Solution

The fourth proportional to 467.60, 701.16 and 251 is: 376.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.60 : 701.16 = 251 : x
  2. Step 2: Convert to fraction form
    467.60/701.16 = 251/x
  3. Step 3: Cross multiply
    467.60x = 701.16 × 251
  4. Step 4: Simplify right side
    467.60x = 175,991.16
  5. Step 5: Solve for x
    x = 175,991.16/467.60
  6. Step 6: Final answer
    x = 376.37

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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.