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Finding the Third Proportional to 251.06 and 373.94

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Solution

The third proportional to 251.06 and 373.94 is: 556.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    251.06 : 373.94 = 373.94 : x
  2. Step 2: Convert to fraction form
    251.06/373.94 = 373.94/x
  3. Step 3: Cross multiply
    251.06x = 373.94 × 373.94
  4. Step 4: Simplify right side
    251.06x = 139,829.25
  5. Step 5: Solve for x
    x = 139,829.25/251.06
  6. Step 6: Final answer
    x = 556.95

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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.