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Finding the Third Proportional to 12,831.75 and 22,254.75

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Solution

The third proportional to 12,831.75 and 22,254.75 is: 38,597.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,831.75 : 22,254.75 = 22,254.75 : x
  2. Step 2: Convert to fraction form
    12,831.75/22,254.75 = 22,254.75/x
  3. Step 3: Cross multiply
    12,831.75x = 22,254.75 × 22,254.75
  4. Step 4: Simplify right side
    12,831.75x = 495,273,897.56
  5. Step 5: Solve for x
    x = 495,273,897.56/12,831.75
  6. Step 6: Final answer
    x = 38,597.53

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Why These Related Problems?

These problems maintain the same ratio (1.73) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.