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Finding the Third Proportional to 28,813 and 62,674

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Solution

The third proportional to 28,813 and 62,674 is: 136,328.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,813 : 62,674 = 62,674 : x
  2. Step 2: Convert to fraction form
    28,813/62,674 = 62,674/x
  3. Step 3: Cross multiply
    28,813x = 62,674 × 62,674
  4. Step 4: Simplify right side
    28,813x = 3,928,030,276
  5. Step 5: Solve for x
    x = 3,928,030,276/28,813
  6. Step 6: Final answer
    x = 136,328.40

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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.