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Finding the Third Proportional to 28,055 and 40,998

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Solution

The third proportional to 28,055 and 40,998 is: 59,912.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,055 : 40,998 = 40,998 : x
  2. Step 2: Convert to fraction form
    28,055/40,998 = 40,998/x
  3. Step 3: Cross multiply
    28,055x = 40,998 × 40,998
  4. Step 4: Simplify right side
    28,055x = 1,680,836,004
  5. Step 5: Solve for x
    x = 1,680,836,004/28,055
  6. Step 6: Final answer
    x = 59,912.17

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.