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Finding the Third Proportional to 15,987 and 24,205.50

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Solution

The third proportional to 15,987 and 24,205.50 is: 36,648.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,987 : 24,205.50 = 24,205.50 : x
  2. Step 2: Convert to fraction form
    15,987/24,205.50 = 24,205.50/x
  3. Step 3: Cross multiply
    15,987x = 24,205.50 × 24,205.50
  4. Step 4: Simplify right side
    15,987x = 585,906,230.25
  5. Step 5: Solve for x
    x = 585,906,230.25/15,987
  6. Step 6: Final answer
    x = 36,648.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.