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Finding the Third Proportional to 12,328 and 26,959.75

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Solution

The third proportional to 12,328 and 26,959.75 is: 58,957.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,328 : 26,959.75 = 26,959.75 : x
  2. Step 2: Convert to fraction form
    12,328/26,959.75 = 26,959.75/x
  3. Step 3: Cross multiply
    12,328x = 26,959.75 × 26,959.75
  4. Step 4: Simplify right side
    12,328x = 726,828,120.06
  5. Step 5: Solve for x
    x = 726,828,120.06/12,328
  6. Step 6: Final answer
    x = 58,957.50

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.