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Finding the Fourth Proportional to 292.99, 437.38 and 251.41

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Solution

The fourth proportional to 292.99, 437.38 and 251.41 is: 375.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    292.99 : 437.38 = 251.41 : x
  2. Step 2: Convert to fraction form
    292.99/437.38 = 251.41/x
  3. Step 3: Cross multiply
    292.99x = 437.38 × 251.41
  4. Step 4: Simplify right side
    292.99x = 109,961.71
  5. Step 5: Solve for x
    x = 109,961.71/292.99
  6. Step 6: Final answer
    x = 375.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.