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Finding the Third Proportional to 71,402 and 155,094

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Solution

The third proportional to 71,402 and 155,094 is: 336,883.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,402 : 155,094 = 155,094 : x
  2. Step 2: Convert to fraction form
    71,402/155,094 = 155,094/x
  3. Step 3: Cross multiply
    71,402x = 155,094 × 155,094
  4. Step 4: Simplify right side
    71,402x = 24,054,148,836
  5. Step 5: Solve for x
    x = 24,054,148,836/71,402
  6. Step 6: Final answer
    x = 336,883.40

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.