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Finding the Third Proportional to 74,092 and 153,368

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Solution

The third proportional to 74,092 and 153,368 is: 317,466.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,092 : 153,368 = 153,368 : x
  2. Step 2: Convert to fraction form
    74,092/153,368 = 153,368/x
  3. Step 3: Cross multiply
    74,092x = 153,368 × 153,368
  4. Step 4: Simplify right side
    74,092x = 23,521,743,424
  5. Step 5: Solve for x
    x = 23,521,743,424/74,092
  6. Step 6: Final answer
    x = 317,466.71

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.