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Finding the Third Proportional to 20,444 and 29,778

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Solution

The third proportional to 20,444 and 29,778 is: 43,373.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,444 : 29,778 = 29,778 : x
  2. Step 2: Convert to fraction form
    20,444/29,778 = 29,778/x
  3. Step 3: Cross multiply
    20,444x = 29,778 × 29,778
  4. Step 4: Simplify right side
    20,444x = 886,729,284
  5. Step 5: Solve for x
    x = 886,729,284/20,444
  6. Step 6: Final answer
    x = 43,373.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.