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Finding the Third Proportional to 44,359 and 66,740

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Solution

The third proportional to 44,359 and 66,740 is: 100,413.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,359 : 66,740 = 66,740 : x
  2. Step 2: Convert to fraction form
    44,359/66,740 = 66,740/x
  3. Step 3: Cross multiply
    44,359x = 66,740 × 66,740
  4. Step 4: Simplify right side
    44,359x = 4,454,227,600
  5. Step 5: Solve for x
    x = 4,454,227,600/44,359
  6. Step 6: Final answer
    x = 100,413.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.