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Finding the Third Proportional to 70,524 and 146,878

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Solution

The third proportional to 70,524 and 146,878 is: 305,897.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,524 : 146,878 = 146,878 : x
  2. Step 2: Convert to fraction form
    70,524/146,878 = 146,878/x
  3. Step 3: Cross multiply
    70,524x = 146,878 × 146,878
  4. Step 4: Simplify right side
    70,524x = 21,573,146,884
  5. Step 5: Solve for x
    x = 21,573,146,884/70,524
  6. Step 6: Final answer
    x = 305,897.95

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.