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Finding the Third Proportional to 1,124.93 and 2,451.73

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Solution

The third proportional to 1,124.93 and 2,451.73 is: 5,343.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124.93 : 2,451.73 = 2,451.73 : x
  2. Step 2: Convert to fraction form
    1,124.93/2,451.73 = 2,451.73/x
  3. Step 3: Cross multiply
    1,124.93x = 2,451.73 × 2,451.73
  4. Step 4: Simplify right side
    1,124.93x = 6,010,963.14
  5. Step 5: Solve for x
    x = 6,010,963.14/1,124.93
  6. Step 6: Final answer
    x = 5,343.41

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.