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Finding the Third Proportional to 2,848.50 and 6,122.81

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Solution

The third proportional to 2,848.50 and 6,122.81 is: 13,160.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.50 : 6,122.81 = 6,122.81 : x
  2. Step 2: Convert to fraction form
    2,848.50/6,122.81 = 6,122.81/x
  3. Step 3: Cross multiply
    2,848.50x = 6,122.81 × 6,122.81
  4. Step 4: Simplify right side
    2,848.50x = 37,488,832.91
  5. Step 5: Solve for x
    x = 37,488,832.91/2,848.50
  6. Step 6: Final answer
    x = 13,160.90

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.