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Finding the Third Proportional to 25,587 and 39,676.50

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Solution

The third proportional to 25,587 and 39,676.50 is: 61,524.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,587 : 39,676.50 = 39,676.50 : x
  2. Step 2: Convert to fraction form
    25,587/39,676.50 = 39,676.50/x
  3. Step 3: Cross multiply
    25,587x = 39,676.50 × 39,676.50
  4. Step 4: Simplify right side
    25,587x = 1,574,224,652.25
  5. Step 5: Solve for x
    x = 1,574,224,652.25/25,587
  6. Step 6: Final answer
    x = 61,524.39

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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.