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Finding the Third Proportional to 12,309.19 and 26,845.88

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Solution

The third proportional to 12,309.19 and 26,845.88 is: 58,549.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,309.19 : 26,845.88 = 26,845.88 : x
  2. Step 2: Convert to fraction form
    12,309.19/26,845.88 = 26,845.88/x
  3. Step 3: Cross multiply
    12,309.19x = 26,845.88 × 26,845.88
  4. Step 4: Simplify right side
    12,309.19x = 720,701,004.52
  5. Step 5: Solve for x
    x = 720,701,004.52/12,309.19
  6. Step 6: Final answer
    x = 58,549.84

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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.