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Finding the Third Proportional to 33,948 and 74,470

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Solution

The third proportional to 33,948 and 74,470 is: 163,361.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,948 : 74,470 = 74,470 : x
  2. Step 2: Convert to fraction form
    33,948/74,470 = 74,470/x
  3. Step 3: Cross multiply
    33,948x = 74,470 × 74,470
  4. Step 4: Simplify right side
    33,948x = 5,545,780,900
  5. Step 5: Solve for x
    x = 5,545,780,900/33,948
  6. Step 6: Final answer
    x = 163,361.05

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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.