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Finding the Third Proportional to 70,056 and 153,728

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Solution

The third proportional to 70,056 and 153,728 is: 337,334.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,056 : 153,728 = 153,728 : x
  2. Step 2: Convert to fraction form
    70,056/153,728 = 153,728/x
  3. Step 3: Cross multiply
    70,056x = 153,728 × 153,728
  4. Step 4: Simplify right side
    70,056x = 23,632,297,984
  5. Step 5: Solve for x
    x = 23,632,297,984/70,056
  6. Step 6: Final answer
    x = 337,334.39

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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.