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Finding the Third Proportional to 70,046 and 155,644

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Solution

The third proportional to 70,046 and 155,644 is: 345,844.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,046 : 155,644 = 155,644 : x
  2. Step 2: Convert to fraction form
    70,046/155,644 = 155,644/x
  3. Step 3: Cross multiply
    70,046x = 155,644 × 155,644
  4. Step 4: Simplify right side
    70,046x = 24,225,054,736
  5. Step 5: Solve for x
    x = 24,225,054,736/70,046
  6. Step 6: Final answer
    x = 345,844.94

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.