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Finding the Third Proportional to 53,226 and 74,006

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Solution

The third proportional to 53,226 and 74,006 is: 102,898.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,226 : 74,006 = 74,006 : x
  2. Step 2: Convert to fraction form
    53,226/74,006 = 74,006/x
  3. Step 3: Cross multiply
    53,226x = 74,006 × 74,006
  4. Step 4: Simplify right side
    53,226x = 5,476,888,036
  5. Step 5: Solve for x
    x = 5,476,888,036/53,226
  6. Step 6: Final answer
    x = 102,898.73

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.