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Finding the Third Proportional to 29,421.50 and 44,407

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Solution

The third proportional to 29,421.50 and 44,407 is: 67,025.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,421.50 : 44,407 = 44,407 : x
  2. Step 2: Convert to fraction form
    29,421.50/44,407 = 44,407/x
  3. Step 3: Cross multiply
    29,421.50x = 44,407 × 44,407
  4. Step 4: Simplify right side
    29,421.50x = 1,971,981,649
  5. Step 5: Solve for x
    x = 1,971,981,649/29,421.50
  6. Step 6: Final answer
    x = 67,025.19

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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.