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Finding the Third Proportional to 64,536 and 99,693

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Solution

The third proportional to 64,536 and 99,693 is: 154,002.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,536 : 99,693 = 99,693 : x
  2. Step 2: Convert to fraction form
    64,536/99,693 = 99,693/x
  3. Step 3: Cross multiply
    64,536x = 99,693 × 99,693
  4. Step 4: Simplify right side
    64,536x = 9,938,694,249
  5. Step 5: Solve for x
    x = 9,938,694,249/64,536
  6. Step 6: Final answer
    x = 154,002.33

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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.