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Finding the Third Proportional to 28,867 and 62,959

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Solution

The third proportional to 28,867 and 62,959 is: 137,313.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,867 : 62,959 = 62,959 : x
  2. Step 2: Convert to fraction form
    28,867/62,959 = 62,959/x
  3. Step 3: Cross multiply
    28,867x = 62,959 × 62,959
  4. Step 4: Simplify right side
    28,867x = 3,963,835,681
  5. Step 5: Solve for x
    x = 3,963,835,681/28,867
  6. Step 6: Final answer
    x = 137,313.74

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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.