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Finding the Third Proportional to 26,818 and 58,820

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Solution

The third proportional to 26,818 and 58,820 is: 129,010.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,818 : 58,820 = 58,820 : x
  2. Step 2: Convert to fraction form
    26,818/58,820 = 58,820/x
  3. Step 3: Cross multiply
    26,818x = 58,820 × 58,820
  4. Step 4: Simplify right side
    26,818x = 3,459,792,400
  5. Step 5: Solve for x
    x = 3,459,792,400/26,818
  6. Step 6: Final answer
    x = 129,010.08

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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.