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Finding the Third Proportional to 39,798 and 61,587

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Solution

The third proportional to 39,798 and 61,587 is: 95,305.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,798 : 61,587 = 61,587 : x
  2. Step 2: Convert to fraction form
    39,798/61,587 = 61,587/x
  3. Step 3: Cross multiply
    39,798x = 61,587 × 61,587
  4. Step 4: Simplify right side
    39,798x = 3,792,958,569
  5. Step 5: Solve for x
    x = 3,792,958,569/39,798
  6. Step 6: Final answer
    x = 95,305.26

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.