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Finding the Third Proportional to 70,272 and 108,324

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Solution

The third proportional to 70,272 and 108,324 is: 166,981.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,272 : 108,324 = 108,324 : x
  2. Step 2: Convert to fraction form
    70,272/108,324 = 108,324/x
  3. Step 3: Cross multiply
    70,272x = 108,324 × 108,324
  4. Step 4: Simplify right side
    70,272x = 11,734,088,976
  5. Step 5: Solve for x
    x = 11,734,088,976/70,272
  6. Step 6: Final answer
    x = 166,981.00

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.