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Finding the Third Proportional to 28,865 and 62,955

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Solution

The third proportional to 28,865 and 62,955 is: 137,305.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,865 : 62,955 = 62,955 : x
  2. Step 2: Convert to fraction form
    28,865/62,955 = 62,955/x
  3. Step 3: Cross multiply
    28,865x = 62,955 × 62,955
  4. Step 4: Simplify right side
    28,865x = 3,963,332,025
  5. Step 5: Solve for x
    x = 3,963,332,025/28,865
  6. Step 6: Final answer
    x = 137,305.80

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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.